diff --git a/Cargo.lock b/Cargo.lock
index 9106541f..681ddd77 100644
--- a/Cargo.lock
+++ b/Cargo.lock
@@ -223,9 +223,9 @@ dependencies = [
 
 [[package]]
 name = "anstream"
-version = "0.6.19"
+version = "0.6.21"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "301af1932e46185686725e0fad2f8f2aa7da69dd70bf6ecc44d6b703844a3933"
+checksum = "43d5b281e737544384e969a5ccad3f1cdd24b48086a0fc1b2a5262a26b8f4f4a"
 dependencies = [
  "anstyle",
  "anstyle-parse",
diff --git a/Cargo.toml b/Cargo.toml
index 4eb119ed..55751cb0 100644
--- a/Cargo.toml
+++ b/Cargo.toml
@@ -28,7 +28,7 @@ amzn-codewhisperer-client = { path = "crates/amzn-codewhisperer-client" }
 amzn-codewhisperer-streaming-client = { path = "crates/amzn-codewhisperer-streaming-client" }
 amzn-consolas-client = { path = "crates/amzn-consolas-client" }
 amzn-qdeveloper-streaming-client = { path = "crates/amzn-qdeveloper-streaming-client" }
-anstream = "0.6.13"
+anstream = "0.6.21"
 anyhow = "1.0.98"
 appkit-nsworkspace-bindings = { path = "crates/macos-utils/appkit-nsworkspace-bindings" }
 async-trait = "0.1.87"
diff --git a/crates/chat-cli/Cargo.toml b/crates/chat-cli/Cargo.toml
index cddbdc41..7d62c6da 100644
--- a/crates/chat-cli/Cargo.toml
+++ b/crates/chat-cli/Cargo.toml
@@ -27,7 +27,7 @@ amzn-codewhisperer-streaming-client = { path = "../amzn-codewhisperer-streaming-
 amzn-consolas-client = { path = "../amzn-consolas-client" }
 amzn-qdeveloper-streaming-client = { path = "../amzn-qdeveloper-streaming-client" }
 amzn-toolkit-telemetry-client = { path = "../amzn-toolkit-telemetry-client" }
-anstream = "0.6.13"
+anstream = "0.6.21"
 arboard = { version = "3.5.0", default-features = false }
 async-trait = "0.1.87"
 aws-config = "1.0.3"