diff --git a/datatypes/Cargo.toml b/datatypes/Cargo.toml
index 684b2d96e..0bf66297f 100644
--- a/datatypes/Cargo.toml
+++ b/datatypes/Cargo.toml
@@ -14,7 +14,7 @@ postgres = ["postgres-types", "postgres-protocol"]
 pro = ["postgres"]
 
 [dependencies]
-arrow = { version = "33.0", features = ["simd", "ipc_compression"] }
+arrow = { version = "34.0", features = ["simd", "ipc_compression"] }
 async-trait = "0.1"
 chrono = "0.4"
 float-cmp = "0.9"
diff --git a/operators/Cargo.toml b/operators/Cargo.toml
index 62d91fa1d..794f29d3e 100644
--- a/operators/Cargo.toml
+++ b/operators/Cargo.toml
@@ -14,7 +14,7 @@ pro = ["geoengine-datatypes/pro"]
 xgboost = ["dep:xgboost-rs", "pro"]
 
 [dependencies]
-arrow = { version = "33.0", features = ["simd"] }
+arrow = { version = "34.0", features = ["simd"] }
 async-trait = "0.1"
 chrono = "0.4"
 crossbeam = "0.8"