diff --git a/CHANGELOG.md b/CHANGELOG.md
index 0d02daa690..47ba49b8c5 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -20,6 +20,12 @@ Improve `dfx canister logs` with several options
 - `--since` to show the logs newer than a relative duration
 - `--since-time` to show the logs newer than a specific timestamp
 
+## Dependencies
+
+### Motoko
+
+Updated Motoko to [0.14.9](https://github.com/dfinity/motoko/releases/tag/0.14.9)
+
 # 0.26.1
 
 ### fix: clear state when switching from shared to project network
diff --git a/nix/sources.json b/nix/sources.json
index c8d8e62682..0b2e3d9059 100644
--- a/nix/sources.json
+++ b/nix/sources.json
@@ -10,27 +10,27 @@
         "builtin": false,
         "description": "The Motoko base library",
         "owner": "dfinity",
-        "sha256": "1pbqzw55yvh1s3g4i1i7bnjsjyri0f63gd8y31bkgpx78alvbj3y",
+        "sha256": "0w03fh54jwkzic9a92f6kfmv8r0w9f1jk1r0g4r91p79h6ylwfba",
         "type": "tarball",
-        "url": "https://github.com/dfinity/motoko/releases/download/0.14.8/motoko-base-library.tar.gz",
+        "url": "https://github.com/dfinity/motoko/releases/download/0.14.9/motoko-base-library.tar.gz",
         "url_template": "https://github.com/dfinity/motoko/releases/download/<version>/motoko-base-library.tar.gz",
-        "version": "0.14.8"
+        "version": "0.14.9"
     },
     "motoko-x86_64-darwin": {
         "builtin": false,
-        "sha256": "1z8zxf9bq0im87ima58ynizsw5xzv9bbqj7q34klmhy0cfr6p33v",
+        "sha256": "12i7s8mim65537h8xl8z1qh4012jr7bsnsglqspdficncfyc4vk1",
         "type": "file",
-        "url": "https://github.com/dfinity/motoko/releases/download/0.14.8/motoko-Darwin-x86_64-0.14.8.tar.gz",
+        "url": "https://github.com/dfinity/motoko/releases/download/0.14.9/motoko-Darwin-x86_64-0.14.9.tar.gz",
         "url_template": "https://github.com/dfinity/motoko/releases/download/<version>/motoko-Darwin-x86_64-<version>.tar.gz",
-        "version": "0.14.8"
+        "version": "0.14.9"
     },
     "motoko-x86_64-linux": {
         "builtin": false,
-        "sha256": "1sf2adxqacsrxsb0kfsk6gnciylcfxkv6i8bddid65z7mpgafdl2",
+        "sha256": "0pxllp9v6mfpzfnvpnazzv1rjz8q3h6cid0hf57cvgm1c1v9iql9",
         "type": "file",
-        "url": "https://github.com/dfinity/motoko/releases/download/0.14.8/motoko-Linux-x86_64-0.14.8.tar.gz",
+        "url": "https://github.com/dfinity/motoko/releases/download/0.14.9/motoko-Linux-x86_64-0.14.9.tar.gz",
         "url_template": "https://github.com/dfinity/motoko/releases/download/<version>/motoko-Linux-x86_64-<version>.tar.gz",
-        "version": "0.14.8"
+        "version": "0.14.9"
     },
     "pocket-ic-x86_64-darwin": {
         "rev": "579b8ba3a31341f354f4ddb3d60ac44548a91bc2",
diff --git a/src/dfx/assets/dfx-asset-sources.toml b/src/dfx/assets/dfx-asset-sources.toml
index 3f9d43d6b0..496a7e5130 100644
--- a/src/dfx/assets/dfx-asset-sources.toml
+++ b/src/dfx/assets/dfx-asset-sources.toml
@@ -2,32 +2,32 @@
 replica-rev = '579b8ba3a31341f354f4ddb3d60ac44548a91bc2'
 
 [x86_64-darwin.motoko]
-url = 'https://github.com/dfinity/motoko/releases/download/0.14.8/motoko-Darwin-x86_64-0.14.8.tar.gz'
-sha256 = '7b8c6bb263c0c34a2719f848bc56dabf17ae7fb41e1555e3413502bc92eb1ffd'
+url = 'https://github.com/dfinity/motoko/releases/download/0.14.9/motoko-Darwin-x86_64-0.14.9.tar.gz'
+sha256 = '616ec2bc639645d7aec6f469abd7c9520440200e1fd18ee019a5981a2bd2278a'
 
 [x86_64-darwin.pocket-ic]
 url = 'https://download.dfinity.systems/ic/579b8ba3a31341f354f4ddb3d60ac44548a91bc2/binaries/x86_64-darwin/pocket-ic.gz'
 sha256 = 'b0b4d60307b4ee8eed44ed4d0ba2f13e79fcd31ec30d235a3c426b1305b650a6'
 
 [x86_64-darwin.motoko-base]
-url = 'https://github.com/dfinity/motoko/releases/download/0.14.8/motoko-base-library.tar.gz'
-sha256 = '634d414a597355c4154a3d052453aa39c3f1736cc8ad789c58ac54b43f5f47f6'
+url = 'https://github.com/dfinity/motoko/releases/download/0.14.9/motoko-base-library.tar.gz'
+sha256 = 'df6fcc13142bd384f9401504660a880d80e1d2d35086092f45694147dc962730'
 
 [x86_64-darwin.ic-btc-canister]
 url = 'https://github.com/dfinity/bitcoin-canister/releases/download/release%2F2023-10-13/ic-btc-canister.wasm.gz'
 sha256 = '09f5647a45ff6d5d05b2b0ed48613fb2365b5fe6573ba0e901509c39fb9564ac'
 
 [x86_64-linux.motoko]
-url = 'https://github.com/dfinity/motoko/releases/download/0.14.8/motoko-Linux-x86_64-0.14.8.tar.gz'
-sha256 = '8236a7deade717d3626b0b45b367778cfac8ec3353bb0996ee5933857b53c2e9'
+url = 'https://github.com/dfinity/motoko/releases/download/0.14.9/motoko-Linux-x86_64-0.14.9.tar.gz'
+sha256 = '89e2987660a1becd4e7110b4c80c1c187d99c3fe5fd9bbadfbd755b3d3a5b45f'
 
 [x86_64-linux.pocket-ic]
 url = 'https://download.dfinity.systems/ic/579b8ba3a31341f354f4ddb3d60ac44548a91bc2/binaries/x86_64-linux/pocket-ic.gz'
 sha256 = 'b3e852bf524d83d0b27b47f793c7cb34deee4122e3c21be0da3c17c8cbbe3c0c'
 
 [x86_64-linux.motoko-base]
-url = 'https://github.com/dfinity/motoko/releases/download/0.14.8/motoko-base-library.tar.gz'
-sha256 = '634d414a597355c4154a3d052453aa39c3f1736cc8ad789c58ac54b43f5f47f6'
+url = 'https://github.com/dfinity/motoko/releases/download/0.14.9/motoko-base-library.tar.gz'
+sha256 = 'df6fcc13142bd384f9401504660a880d80e1d2d35086092f45694147dc962730'
 
 [x86_64-linux.ic-btc-canister]
 url = 'https://github.com/dfinity/bitcoin-canister/releases/download/release%2F2023-10-13/ic-btc-canister.wasm.gz'