diff --git a/Cargo.lock b/Cargo.lock
index 0b114907cc370..f73064bc82ba8 100644
--- a/Cargo.lock
+++ b/Cargo.lock
@@ -7338,7 +7338,7 @@ dependencies = [
  "anyhow",
  "arrow",
  "bincode",
- "bitflags 1.3.2",
+ "bitflags 2.9.4",
  "bytemuck",
  "bytes",
  "cfg-if",
@@ -7549,7 +7549,7 @@ dependencies = [
  "anyhow",
  "array-concat",
  "aws-sdk-sts",
- "bitflags 1.3.2",
+ "bitflags 2.9.4",
  "chrono",
  "clap",
  "datadriven",
diff --git a/src/repr/Cargo.toml b/src/repr/Cargo.toml
index f406f3b31d62b..57e2e74892abf 100644
--- a/src/repr/Cargo.toml
+++ b/src/repr/Cargo.toml
@@ -28,7 +28,7 @@ harness = false
 [dependencies]
 anyhow = "1.0.100"
 arrow = { version = "55.2.0", default-features = false }
-bitflags = "1.3.2"
+bitflags = "2.9.4"
 bytemuck = { version = "1.23.1", features = ["latest_stable_rust"] }
 bytes = "1.10.1"
 cfg-if = "1.0.4"
diff --git a/src/sql/Cargo.toml b/src/sql/Cargo.toml
index e2e68c351edb7..9dec8c6ec349a 100644
--- a/src/sql/Cargo.toml
+++ b/src/sql/Cargo.toml
@@ -15,7 +15,7 @@ array-concat = "0.5.5"
 aws-sdk-sts = { version = "1.41.0", default-features = false, features = [
     "rt-tokio",
 ] }
-bitflags = "1.3.2"
+bitflags = "2.9.4"
 chrono = { version = "0.4.39", default-features = false, features = ["std"] }
 clap = { version = "4.5.23", features = ["derive"] }
 derivative = "2.2.0"