diff --git a/pkgs/development/python-modules/mypy-boto3/default.nix b/pkgs/development/python-modules/mypy-boto3/default.nix
index d3c3c137b596..e0ff92c27078 100644
--- a/pkgs/development/python-modules/mypy-boto3/default.nix
+++ b/pkgs/development/python-modules/mypy-boto3/default.nix
@@ -462,8 +462,8 @@ rec {
       "sha256-7Sz4g1+0B99ZybhrzJOS0K71thybaDPUYmF4+SN1sGc=";
 
   mypy-boto3-ecs =
-    buildMypyBoto3Package "ecs" "1.37.11"
-      "sha256-lUFZE7dC5C2RZQjt515X7gn/4U2Md8GYrrCDX1E6Edk=";
+    buildMypyBoto3Package "ecs" "1.37.23"
+      "sha256-laN5lEqfTiYJmhjt0FxwrH6rS1YHjHTCCaTYNfmuV6s=";
 
   mypy-boto3-efs =
     buildMypyBoto3Package "efs" "1.37.0"