diff --git a/Cargo.lock b/Cargo.lock
index b2aa597e95..30a3fee62d 100644
--- a/Cargo.lock
+++ b/Cargo.lock
@@ -4508,7 +4508,7 @@ checksum = "fea41bba32d969b513997752735605054bc0dfa92b4c56bf1189f2e174be7a10"
 
 [[package]]
 name = "dojo-bindgen"
-version = "1.1.2"
+version = "1.2.0"
 dependencies = [
  "anyhow",
  "assert_matches",
@@ -4531,15 +4531,16 @@ dependencies = [
 
 [[package]]
 name = "dojo-contracts"
-version = "1.1.2"
+version = "1.2.0"
 
 [[package]]
 name = "dojo-examples-spawn-and-move"
-version = "1.1.2"
+version = "1.2.0"
 
 [[package]]
 name = "dojo-lang"
 version = "1.1.2"
+source = "git+https://github.com/dojoengine/dojo?rev=86bb5ae#86bb5aea7c2210d31ba16ecdfd45146aa665cd5e"
 dependencies = [
  "anyhow",
  "cairo-lang-defs",
@@ -4560,8 +4561,7 @@ dependencies = [
 
 [[package]]
 name = "dojo-lang"
-version = "1.1.2"
-source = "git+https://github.com/dojoengine/dojo?rev=86bb5ae#86bb5aea7c2210d31ba16ecdfd45146aa665cd5e"
+version = "1.2.0"
 dependencies = [
  "anyhow",
  "cairo-lang-defs",
@@ -4571,7 +4571,7 @@ dependencies = [
  "cairo-lang-semantic",
  "cairo-lang-syntax",
  "cairo-lang-utils",
- "dojo-types 1.1.2 (git+https://github.com/dojoengine/dojo?rev=86bb5ae)",
+ "dojo-types 1.2.0",
  "itertools 0.12.1",
  "serde",
  "smol_str",
@@ -4582,16 +4582,16 @@ dependencies = [
 
 [[package]]
 name = "dojo-language-server"
-version = "1.1.2"
+version = "1.2.0"
 dependencies = [
  "cairo-lang-language-server",
  "clap",
- "dojo-lang 1.1.2",
+ "dojo-lang 1.2.0",
 ]
 
 [[package]]
 name = "dojo-metrics"
-version = "1.1.2"
+version = "1.2.0"
 dependencies = [
  "hyper 0.14.30",
  "jemalloc-ctl",
@@ -4607,7 +4607,7 @@ dependencies = [
 
 [[package]]
 name = "dojo-test-utils"
-version = "1.1.2"
+version = "1.2.0"
 dependencies = [
  "anyhow",
  "assert_fs",
@@ -4632,6 +4632,7 @@ dependencies = [
 [[package]]
 name = "dojo-types"
 version = "1.1.2"
+source = "git+https://github.com/dojoengine/dojo?rev=86bb5ae#86bb5aea7c2210d31ba16ecdfd45146aa665cd5e"
 dependencies = [
  "anyhow",
  "cainome 0.4.11",
@@ -4652,8 +4653,7 @@ dependencies = [
 
 [[package]]
 name = "dojo-types"
-version = "1.1.2"
-source = "git+https://github.com/dojoengine/dojo?rev=86bb5ae#86bb5aea7c2210d31ba16ecdfd45146aa665cd5e"
+version = "1.2.0"
 dependencies = [
  "anyhow",
  "cainome 0.4.11",
@@ -4674,7 +4674,7 @@ dependencies = [
 
 [[package]]
 name = "dojo-utils"
-version = "1.1.2"
+version = "1.2.0"
 dependencies = [
  "anyhow",
  "assert_matches",
@@ -4692,13 +4692,13 @@ dependencies = [
 
 [[package]]
 name = "dojo-world"
-version = "1.1.2"
+version = "1.2.0"
 dependencies = [
  "anyhow",
  "async-trait",
  "cainome 0.4.11",
  "cairo-lang-starknet-classes",
- "dojo-types 1.1.2",
+ "dojo-types 1.2.0",
  "futures",
  "hex",
  "hex-literal",
@@ -4719,7 +4719,7 @@ dependencies = [
 
 [[package]]
 name = "dojo-world-abigen"
-version = "1.1.2"
+version = "1.2.0"
 dependencies = [
  "anyhow",
  "cainome 0.4.11",
@@ -7926,7 +7926,7 @@ dependencies = [
 
 [[package]]
 name = "katana"
-version = "1.1.2"
+version = "1.2.0"
 dependencies = [
  "anyhow",
  "assert_matches",
@@ -7958,7 +7958,7 @@ dependencies = [
 
 [[package]]
 name = "katana-cairo"
-version = "1.1.2"
+version = "1.2.0"
 dependencies = [
  "cairo-lang-casm",
  "cairo-lang-runner",
@@ -7973,7 +7973,7 @@ dependencies = [
 
 [[package]]
 name = "katana-chain-spec"
-version = "1.1.2"
+version = "1.2.0"
 dependencies = [
  "alloy-primitives",
  "anyhow",
@@ -7996,7 +7996,7 @@ dependencies = [
 
 [[package]]
 name = "katana-cli"
-version = "1.1.2"
+version = "1.2.0"
 dependencies = [
  "alloy-primitives",
  "anyhow",
@@ -8026,7 +8026,7 @@ dependencies = [
 
 [[package]]
 name = "katana-codecs"
-version = "1.1.2"
+version = "1.2.0"
 dependencies = [
  "bytes",
  "katana-primitives",
@@ -8034,7 +8034,7 @@ dependencies = [
 
 [[package]]
 name = "katana-codecs-derive"
-version = "1.1.2"
+version = "1.2.0"
 dependencies = [
  "proc-macro2",
  "quote",
@@ -8044,7 +8044,7 @@ dependencies = [
 
 [[package]]
 name = "katana-core"
-version = "1.1.2"
+version = "1.2.0"
 dependencies = [
  "alloy-primitives",
  "alloy-provider 0.4.2",
@@ -8084,7 +8084,7 @@ dependencies = [
 
 [[package]]
 name = "katana-db"
-version = "1.1.2"
+version = "1.2.0"
 dependencies = [
  "anyhow",
  "arbitrary",
@@ -8111,7 +8111,7 @@ dependencies = [
 
 [[package]]
 name = "katana-executor"
-version = "1.1.2"
+version = "1.2.0"
 dependencies = [
  "alloy-primitives",
  "anyhow",
@@ -8139,7 +8139,7 @@ dependencies = [
 
 [[package]]
 name = "katana-feeder-gateway"
-version = "1.1.2"
+version = "1.2.0"
 dependencies = [
  "katana-primitives",
  "katana-rpc-types",
@@ -8154,7 +8154,7 @@ dependencies = [
 
 [[package]]
 name = "katana-grpc"
-version = "1.1.2"
+version = "1.2.0"
 dependencies = [
  "tonic 0.11.0",
  "tonic-build 0.11.0",
@@ -8163,7 +8163,7 @@ dependencies = [
 
 [[package]]
 name = "katana-messaging"
-version = "1.1.2"
+version = "1.2.0"
 dependencies = [
  "alloy-contract 0.4.2",
  "alloy-network 0.4.2",
@@ -8192,7 +8192,7 @@ dependencies = [
 
 [[package]]
 name = "katana-node"
-version = "1.1.2"
+version = "1.2.0"
 dependencies = [
  "anyhow",
  "clap",
@@ -8236,7 +8236,7 @@ dependencies = [
 
 [[package]]
 name = "katana-node-bindings"
-version = "1.1.2"
+version = "1.2.0"
 dependencies = [
  "regex",
  "serde",
@@ -8251,7 +8251,7 @@ dependencies = [
 
 [[package]]
 name = "katana-pipeline"
-version = "1.1.2"
+version = "1.2.0"
 dependencies = [
  "async-trait",
  "futures",
@@ -8265,7 +8265,7 @@ dependencies = [
 
 [[package]]
 name = "katana-pool"
-version = "1.1.2"
+version = "1.2.0"
 dependencies = [
  "futures",
  "futures-util",
@@ -8281,7 +8281,7 @@ dependencies = [
 
 [[package]]
 name = "katana-primitives"
-version = "1.1.2"
+version = "1.2.0"
 dependencies = [
  "alloy-primitives",
  "anyhow",
@@ -8315,7 +8315,7 @@ dependencies = [
 
 [[package]]
 name = "katana-provider"
-version = "1.1.2"
+version = "1.2.0"
 dependencies = [
  "alloy-primitives",
  "anyhow",
@@ -8344,7 +8344,7 @@ dependencies = [
 
 [[package]]
 name = "katana-rpc"
-version = "1.1.2"
+version = "1.2.0"
 dependencies = [
  "alloy",
  "alloy-primitives",
@@ -8391,7 +8391,7 @@ dependencies = [
 
 [[package]]
 name = "katana-rpc-api"
-version = "1.1.2"
+version = "1.2.0"
 dependencies = [
  "jsonrpsee",
  "katana-core",
@@ -8402,7 +8402,7 @@ dependencies = [
 
 [[package]]
 name = "katana-rpc-types"
-version = "1.1.2"
+version = "1.2.0"
 dependencies = [
  "alloy-primitives",
  "anyhow",
@@ -8430,7 +8430,7 @@ dependencies = [
 
 [[package]]
 name = "katana-rpc-types-builder"
-version = "1.1.2"
+version = "1.2.0"
 dependencies = [
  "anyhow",
  "katana-executor",
@@ -8442,7 +8442,7 @@ dependencies = [
 
 [[package]]
 name = "katana-runner"
-version = "1.1.2"
+version = "1.2.0"
 dependencies = [
  "anyhow",
  "assert_fs",
@@ -8455,7 +8455,7 @@ dependencies = [
 
 [[package]]
 name = "katana-runner-macro"
-version = "1.1.2"
+version = "1.2.0"
 dependencies = [
  "proc-macro2",
  "quote",
@@ -8464,7 +8464,7 @@ dependencies = [
 
 [[package]]
 name = "katana-slot-controller"
-version = "1.1.2"
+version = "1.2.0"
 dependencies = [
  "alloy-primitives",
  "anyhow",
@@ -8482,7 +8482,7 @@ dependencies = [
 
 [[package]]
 name = "katana-stage"
-version = "1.1.2"
+version = "1.2.0"
 dependencies = [
  "anyhow",
  "async-trait",
@@ -8506,7 +8506,7 @@ dependencies = [
 
 [[package]]
 name = "katana-tasks"
-version = "1.1.2"
+version = "1.2.0"
 dependencies = [
  "futures",
  "rayon",
@@ -8519,7 +8519,7 @@ dependencies = [
 
 [[package]]
 name = "katana-trie"
-version = "1.1.2"
+version = "1.2.0"
 dependencies = [
  "anyhow",
  "bitvec",
@@ -12462,7 +12462,7 @@ dependencies = [
  "derive_builder",
  "dialoguer",
  "directories",
- "dojo-lang 1.1.2 (git+https://github.com/dojoengine/dojo?rev=86bb5ae)",
+ "dojo-lang 1.1.2",
  "dunce",
  "flate2",
  "fs4",
@@ -13286,7 +13286,7 @@ dependencies = [
 
 [[package]]
 name = "sozo"
-version = "1.1.2"
+version = "1.2.0"
 dependencies = [
  "anyhow",
  "async-trait",
@@ -13300,7 +13300,7 @@ dependencies = [
  "colored",
  "dojo-bindgen",
  "dojo-test-utils",
- "dojo-types 1.1.2",
+ "dojo-types 1.2.0",
  "dojo-utils",
  "dojo-world",
  "katana-rpc-api",
@@ -13332,7 +13332,7 @@ dependencies = [
 
 [[package]]
 name = "sozo-ops"
-version = "1.1.2"
+version = "1.2.0"
 dependencies = [
  "anyhow",
  "assert_fs",
@@ -13341,7 +13341,7 @@ dependencies = [
  "colored",
  "colored_json",
  "dojo-test-utils",
- "dojo-types 1.1.2",
+ "dojo-types 1.2.0",
  "dojo-utils",
  "dojo-world",
  "futures",
@@ -13364,7 +13364,7 @@ dependencies = [
 
 [[package]]
 name = "sozo-scarbext"
-version = "1.1.2"
+version = "1.2.0"
 dependencies = [
  "anyhow",
  "camino",
@@ -13377,7 +13377,7 @@ dependencies = [
 
 [[package]]
 name = "sozo-signers"
-version = "1.1.2"
+version = "1.2.0"
 dependencies = [
  "anyhow",
  "starknet",
@@ -13385,7 +13385,7 @@ dependencies = [
 
 [[package]]
 name = "sozo-walnut"
-version = "1.1.2"
+version = "1.2.0"
 dependencies = [
  "anyhow",
  "clap",
@@ -14841,7 +14841,7 @@ dependencies = [
 
 [[package]]
 name = "torii"
-version = "1.1.2"
+version = "1.2.0"
 dependencies = [
  "anyhow",
  "clap",
@@ -14852,7 +14852,7 @@ dependencies = [
 
 [[package]]
 name = "torii-cli"
-version = "1.1.2"
+version = "1.2.0"
 dependencies = [
  "anyhow",
  "assert_matches",
@@ -14868,12 +14868,12 @@ dependencies = [
 
 [[package]]
 name = "torii-client"
-version = "1.1.2"
+version = "1.2.0"
 dependencies = [
  "async-trait",
  "camino",
  "crypto-bigint",
- "dojo-types 1.1.2",
+ "dojo-types 1.2.0",
  "dojo-world",
  "futures",
  "futures-util",
@@ -14896,7 +14896,7 @@ dependencies = [
 
 [[package]]
 name = "torii-graphql"
-version = "1.1.2"
+version = "1.2.0"
 dependencies = [
  "anyhow",
  "async-graphql",
@@ -14907,7 +14907,7 @@ dependencies = [
  "chrono",
  "convert_case 0.6.0",
  "dojo-test-utils",
- "dojo-types 1.1.2",
+ "dojo-types 1.2.0",
  "dojo-utils",
  "dojo-world",
  "katana-runner",
@@ -14937,13 +14937,13 @@ dependencies = [
 
 [[package]]
 name = "torii-grpc"
-version = "1.1.2"
+version = "1.2.0"
 dependencies = [
  "cainome 0.4.11",
  "camino",
  "crypto-bigint",
  "dojo-test-utils",
- "dojo-types 1.1.2",
+ "dojo-types 1.2.0",
  "dojo-utils",
  "dojo-world",
  "futures",
@@ -14985,7 +14985,7 @@ dependencies = [
 
 [[package]]
 name = "torii-indexer"
-version = "1.1.2"
+version = "1.2.0"
 dependencies = [
  "anyhow",
  "async-trait",
@@ -14996,7 +14996,7 @@ dependencies = [
  "crypto-bigint",
  "data-url",
  "dojo-test-utils",
- "dojo-types 1.1.2",
+ "dojo-types 1.2.0",
  "dojo-utils",
  "dojo-world",
  "futures-channel",
@@ -15026,11 +15026,11 @@ dependencies = [
 
 [[package]]
 name = "torii-relay"
-version = "1.1.2"
+version = "1.2.0"
 dependencies = [
  "anyhow",
  "chrono",
- "dojo-types 1.1.2",
+ "dojo-types 1.2.0",
  "dojo-world",
  "futures",
  "indexmap 2.5.0",
@@ -15060,7 +15060,7 @@ dependencies = [
 
 [[package]]
 name = "torii-runner"
-version = "1.1.2"
+version = "1.2.0"
 dependencies = [
  "anyhow",
  "assert_matches",
@@ -15070,7 +15070,7 @@ dependencies = [
  "chrono",
  "ctrlc",
  "dojo-metrics",
- "dojo-types 1.1.2",
+ "dojo-types 1.2.0",
  "dojo-utils",
  "dojo-world",
  "either",
@@ -15108,7 +15108,7 @@ dependencies = [
 
 [[package]]
 name = "torii-server"
-version = "1.1.2"
+version = "1.2.0"
 dependencies = [
  "anyhow",
  "async-trait",
@@ -15142,7 +15142,7 @@ dependencies = [
 
 [[package]]
 name = "torii-sqlite"
-version = "1.1.2"
+version = "1.2.0"
 dependencies = [
  "anyhow",
  "async-trait",
@@ -15153,7 +15153,7 @@ dependencies = [
  "crypto-bigint",
  "data-url",
  "dojo-test-utils",
- "dojo-types 1.1.2",
+ "dojo-types 1.2.0",
  "dojo-utils",
  "dojo-world",
  "futures-channel",
@@ -15181,11 +15181,11 @@ dependencies = [
 
 [[package]]
 name = "torii-typed-data"
-version = "1.1.2"
+version = "1.2.0"
 dependencies = [
  "cainome 0.4.11",
  "crypto-bigint",
- "dojo-types 1.1.2",
+ "dojo-types 1.2.0",
  "indexmap 2.5.0",
  "serde",
  "serde_json",
@@ -15531,7 +15531,7 @@ checksum = "42ff0bf0c66b8238c6f3b578df37d0b7848e55df8577b3f74f92a69acceeb825"
 
 [[package]]
 name = "types-test"
-version = "1.1.2"
+version = "1.2.0"
 
 [[package]]
 name = "u256-literal"
@@ -15833,7 +15833,7 @@ dependencies = [
 
 [[package]]
 name = "verify_db_balances"
-version = "1.1.2"
+version = "1.2.0"
 dependencies = [
  "clap",
  "num-traits 0.2.19",
@@ -16914,7 +16914,7 @@ checksum = "9d422e8e38ec76e2f06ee439ccc765e9c6a9638b9e7c9f2e8255e4d41e8bd852"
 
 [[package]]
 name = "xtask-generate-test-db"
-version = "1.1.2"
+version = "1.2.0"
 dependencies = [
  "anyhow",
  "dojo-test-utils",
diff --git a/Cargo.toml b/Cargo.toml
index be0e9d381d..8c4bdab7af 100644
--- a/Cargo.toml
+++ b/Cargo.toml
@@ -58,7 +58,7 @@ edition = "2021"
 license = "Apache-2.0"
 license-file = "LICENSE"
 repository = "https://github.com/dojoengine/dojo/"
-version = "1.1.2"
+version = "1.2.0"
 
 [profile.performance]
 codegen-units = 1
diff --git a/crates/dojo/core-cairo-test/Scarb.lock b/crates/dojo/core-cairo-test/Scarb.lock
index c2ae6068f3..ec1399403b 100644
--- a/crates/dojo/core-cairo-test/Scarb.lock
+++ b/crates/dojo/core-cairo-test/Scarb.lock
@@ -3,7 +3,7 @@ version = 1
 
 [[package]]
 name = "dojo"
-version = "1.1.2"
+version = "1.2.0"
 dependencies = [
  "dojo_plugin",
 ]
diff --git a/crates/dojo/core/Scarb.lock b/crates/dojo/core/Scarb.lock
index 4c1d964c68..87b70e86cc 100644
--- a/crates/dojo/core/Scarb.lock
+++ b/crates/dojo/core/Scarb.lock
@@ -3,7 +3,7 @@ version = 1
 
 [[package]]
 name = "dojo"
-version = "1.1.2"
+version = "1.2.0"
 dependencies = [
  "dojo_plugin",
 ]
diff --git a/crates/dojo/core/Scarb.toml b/crates/dojo/core/Scarb.toml
index 045a28a7b8..7326f58c07 100644
--- a/crates/dojo/core/Scarb.toml
+++ b/crates/dojo/core/Scarb.toml
@@ -3,7 +3,7 @@ cairo-version = "=2.9.2"
 edition = "2024_07"
 description = "The Dojo Core library for autonomous worlds."
 name = "dojo"
-version = "1.1.2"
+version = "1.2.0"
 
 [dependencies]
 starknet = "=2.9.2"
diff --git a/crates/torii/types-test/Scarb.lock b/crates/torii/types-test/Scarb.lock
index cfeedf54cb..252b75e929 100644
--- a/crates/torii/types-test/Scarb.lock
+++ b/crates/torii/types-test/Scarb.lock
@@ -3,7 +3,7 @@ version = 1
 
 [[package]]
 name = "dojo"
-version = "1.1.2"
+version = "1.2.0"
 dependencies = [
  "dojo_plugin",
 ]
@@ -14,7 +14,7 @@ version = "2.9.2"
 
 [[package]]
 name = "types_test"
-version = "1.1.2"
+version = "1.2.0"
 dependencies = [
  "dojo",
 ]
diff --git a/crates/torii/types-test/Scarb.toml b/crates/torii/types-test/Scarb.toml
index fd2f29779f..23abfb1a55 100644
--- a/crates/torii/types-test/Scarb.toml
+++ b/crates/torii/types-test/Scarb.toml
@@ -2,7 +2,7 @@
 cairo-version = "=2.9.2"
 edition = "2024_07"
 name = "types_test"
-version = "1.1.2"
+version = "1.2.0"
 
 [cairo]
 sierra-replace-ids = true
diff --git a/examples/simple/Scarb.lock b/examples/simple/Scarb.lock
index a98f8e2b05..41060ebad4 100644
--- a/examples/simple/Scarb.lock
+++ b/examples/simple/Scarb.lock
@@ -3,7 +3,7 @@ version = 1
 
 [[package]]
 name = "dojo"
-version = "1.1.2"
+version = "1.2.0"
 dependencies = [
  "dojo_plugin",
 ]
diff --git a/examples/simple/manifest_dev.json b/examples/simple/manifest_dev.json
index 2ae5267d66..b6e91aa63b 100644
--- a/examples/simple/manifest_dev.json
+++ b/examples/simple/manifest_dev.json
@@ -1,7 +1,7 @@
 {
   "world": {
-    "class_hash": "0x2361c106e790c1d1bff8c9f73c9d84e9e3ac94b2d8df6db4ddd55e82c33a9b4",
-    "address": "0x1fdfa7a4dc649d4203d5669fb8086474a686458ea86f95027c7b9a5f10d43bb",
+    "class_hash": "0x7c9469d45a9cdbab775035afb48e1fa73fb35ab059fcb9dfb0a301aa973e783",
+    "address": "0x60ad048d25c5f97abf3056d86a06ee6df6e0c62ce2e8e2d84c010c37f4ce13c",
     "seed": "simple",
     "name": "simple",
     "entrypoints": [
@@ -11,6 +11,7 @@
       "register_event",
       "register_model",
       "register_contract",
+      "register_library",
       "init_contract",
       "upgrade_event",
       "upgrade_model",
@@ -78,6 +79,10 @@
           {
             "name": "Unregistered",
             "type": "()"
+          },
+          {
+            "name": "Library",
+            "type": "(core::starknet::class_hash::ClassHash, core::felt252)"
           }
         ]
       },
@@ -362,6 +367,34 @@
             ],
             "state_mutability": "external"
           },
+          {
+            "type": "function",
+            "name": "register_library",
+            "inputs": [
+              {
+                "name": "namespace",
+                "type": "core::byte_array::ByteArray"
+              },
+              {
+                "name": "class_hash",
+                "type": "core::starknet::class_hash::ClassHash"
+              },
+              {
+                "name": "name",
+                "type": "core::byte_array::ByteArray"
+              },
+              {
+                "name": "version",
+                "type": "core::byte_array::ByteArray"
+              }
+            ],
+            "outputs": [
+              {
+                "type": "core::starknet::class_hash::ClassHash"
+              }
+            ],
+            "state_mutability": "external"
+          },
           {
             "type": "function",
             "name": "init_contract",
@@ -965,6 +998,28 @@
           }
         ]
       },
+      {
+        "type": "event",
+        "name": "dojo::world::world_contract::world::LibraryRegistered",
+        "kind": "struct",
+        "members": [
+          {
+            "name": "name",
+            "type": "core::byte_array::ByteArray",
+            "kind": "key"
+          },
+          {
+            "name": "namespace",
+            "type": "core::byte_array::ByteArray",
+            "kind": "key"
+          },
+          {
+            "name": "class_hash",
+            "type": "core::starknet::class_hash::ClassHash",
+            "kind": "data"
+          }
+        ]
+      },
       {
         "type": "event",
         "name": "dojo::world::world_contract::world::EventEmitted",
@@ -1206,6 +1261,11 @@
             "type": "dojo::world::world_contract::world::ContractInitialized",
             "kind": "nested"
           },
+          {
+            "name": "LibraryRegistered",
+            "type": "dojo::world::world_contract::world::LibraryRegistered",
+            "kind": "nested"
+          },
           {
             "name": "EventEmitted",
             "type": "dojo::world::world_contract::world::EventEmitted",
@@ -1252,7 +1312,7 @@
   },
   "contracts": [
     {
-      "address": "0x6bd026832b87c2374e80a6cc81cda814d5a6438a090422ea9965d9c6f5a11b",
+      "address": "0x68ebbbaa05b52fca16f3094070276fbf58feaaee2c439dfc3ef81ef0efcd2ce",
       "class_hash": "0x4f8b513b49ec2fdb194efa3a8d041aef0e66346a6e8a9a999b1f4eb2fb17045",
       "abi": [
         {
@@ -1510,7 +1570,7 @@
       ]
     },
     {
-      "address": "0x927d206ade2170c687f3587b2ea656b7b39e4422c75f00ae7051ba32a32b78",
+      "address": "0x1bcadbe4bda190754bb85a2288471802193e54581f4bbf3edce20418027b5c2",
       "class_hash": "0x61abffb3fd1eee27cba6298be11b8252c21eb3f69c8730ff44e9859e173cfb8",
       "abi": [
         {
@@ -1686,7 +1746,7 @@
       ]
     },
     {
-      "address": "0x7c62d68fcd656d72eb64ad6375a1907f3be1afec52caac3b742e53a26d069d8",
+      "address": "0x323d7847eb5698860601cf6dccd1ac95c6629eb1aa057b8ef704ffb38770e6",
       "class_hash": "0x4f8b513b49ec2fdb194efa3a8d041aef0e66346a6e8a9a999b1f4eb2fb17045",
       "abi": [
         {
@@ -1944,6 +2004,7 @@
       ]
     }
   ],
+  "libraries": [],
   "models": [
     {
       "members": [],
@@ -1971,5 +2032,6 @@
       "tag": "ns-EH",
       "selector": "0x4c6c7772b19b700cf97d078d02a419670d11d2b689a7a3647eac311b2817ced"
     }
-  ]
+  ],
+  "external_contracts": []
 }
\ No newline at end of file
diff --git a/examples/spawn-and-move/Scarb.lock b/examples/spawn-and-move/Scarb.lock
index 73741ac1ef..76cc04479f 100644
--- a/examples/spawn-and-move/Scarb.lock
+++ b/examples/spawn-and-move/Scarb.lock
@@ -17,7 +17,7 @@ dependencies = [
 
 [[package]]
 name = "dojo"
-version = "1.1.2"
+version = "1.2.0"
 dependencies = [
  "dojo_plugin",
 ]
@@ -31,7 +31,7 @@ dependencies = [
 
 [[package]]
 name = "dojo_examples"
-version = "1.1.2"
+version = "1.2.0"
 dependencies = [
  "armory",
  "bestiary",
diff --git a/examples/spawn-and-move/Scarb.toml b/examples/spawn-and-move/Scarb.toml
index dd61af41d9..d0e9238b51 100644
--- a/examples/spawn-and-move/Scarb.toml
+++ b/examples/spawn-and-move/Scarb.toml
@@ -1,7 +1,7 @@
 [package]
 cairo-version = "=2.9.2"
 name = "dojo_examples"
-version = "1.1.2"
+version = "1.2.0"
 # Use the prelude with the less imports as possible
 # from corelib.
 edition = "2024_07"
diff --git a/examples/spawn-and-move/manifest_dev.json b/examples/spawn-and-move/manifest_dev.json
index de2f5c41a8..bf526fa79b 100644
--- a/examples/spawn-and-move/manifest_dev.json
+++ b/examples/spawn-and-move/manifest_dev.json
@@ -2221,7 +2221,7 @@
   ],
   "libraries": [
     {
-      "class_hash": "0x18e785a7f62e106c199d15b41e756a2ba8a89f5d229f31a5b7e8971f7529a69",
+      "class_hash": "0x5d656902fe69f699ebbe0af587d01a46ecdb166daf10c70a6cf0b27555ee7fe",
       "abi": [
         {
           "type": "impl",
@@ -2297,17 +2297,6 @@
                 }
               ],
               "state_mutability": "view"
-            },
-            {
-              "type": "function",
-              "name": "test",
-              "inputs": [],
-              "outputs": [
-                {
-                  "type": "core::integer::u8"
-                }
-              ],
-              "state_mutability": "view"
             }
           ]
         },
diff --git a/examples/spawn-and-move/src/actions.cairo b/examples/spawn-and-move/src/actions.cairo
index 7ba26404d9..e9b7128deb 100644
--- a/examples/spawn-and-move/src/actions.cairo
+++ b/examples/spawn-and-move/src/actions.cairo
@@ -246,6 +246,7 @@ mod tests {
         spawn_test_world, NamespaceDef, TestResource, ContractDefTrait, ContractDef,
         WorldStorageTestTrait,
     };
+    use dojo_examples::lib_math::simple_math;
 
     use super::{actions, IActionsDispatcher, IActionsDispatcherTrait};
     use crate::dungeon::dungeon;
@@ -259,6 +260,7 @@ mod tests {
                 TestResource::Model(m_Moves::TEST_CLASS_HASH),
                 TestResource::Event(actions::e_Moved::TEST_CLASS_HASH),
                 TestResource::Contract(actions::TEST_CLASS_HASH),
+                TestResource::Library((simple_math::TEST_CLASS_HASH, @"simple_math", @"0_1_0")),
             ]
                 .span(),
         };
@@ -329,6 +331,7 @@ mod tests {
         assert(
             initial_position.vec.x == 10 && initial_position.vec.y == 10, 'wrong initial position',
         );
+        assert(initial_moves.remaining == 99, 'wrong initial moves');
 
         actions_system.move(Direction::Right(()));
 
diff --git a/examples/spawn-and-move/src/lib_math.cairo b/examples/spawn-and-move/src/lib_math.cairo
index 6fcf16bcc3..a94fd9827a 100644
--- a/examples/spawn-and-move/src/lib_math.cairo
+++ b/examples/spawn-and-move/src/lib_math.cairo
@@ -2,7 +2,6 @@
 pub trait SimpleMath<T> {
     /// Decrements the value, saturating at 0.
     fn decrement_saturating(self: @T, value: u8) -> u8;
-    fn test(self: @T) -> u8;
 }
 
 #[dojo::library]
@@ -13,14 +12,7 @@ pub mod simple_math {
     #[abi(embed_v0)]
     impl SimpleMathImpl of SimpleMath<ContractState> {
         fn decrement_saturating(self: @ContractState, value: u8) -> u8 {
-            let mut v = value;
-            v.saturating_sub(1);
-
-            v
-        }
-
-        fn test(self: @ContractState) -> u8 {
-            2
+            value.saturating_sub(1)
         }
     }
 }
diff --git a/spawn-and-move-db.tar.gz b/spawn-and-move-db.tar.gz
index ab4c279bcb..1cb7657011 100644
Binary files a/spawn-and-move-db.tar.gz and b/spawn-and-move-db.tar.gz differ
diff --git a/types-test-db.tar.gz b/types-test-db.tar.gz
index 08cb9d273a..73f19f9e7d 100644
Binary files a/types-test-db.tar.gz and b/types-test-db.tar.gz differ