diff --git a/pkgs/development/python-modules/mypy-boto3/default.nix b/pkgs/development/python-modules/mypy-boto3/default.nix
index 12f3e7c78e32c..4316658ab4f0e 100644
--- a/pkgs/development/python-modules/mypy-boto3/default.nix
+++ b/pkgs/development/python-modules/mypy-boto3/default.nix
@@ -214,8 +214,8 @@ rec {
       "sha256-1EcmHpvpqH23RxsDS/TgfszwSeETfFLXuenPwPYc2qc=";
 
   mypy-boto3-cloud9 =
-    buildMypyBoto3Package "cloud9" "1.35.0"
-      "sha256-Sh+w+fi1myX1QUR0JnQeE4/fh2TSVvXIp5tVzxigu5I=";
+    buildMypyBoto3Package "cloud9" "1.35.82"
+      "sha256-LIW36eq5Gsh6bX+s2DRFkactb7NcqXKGKa8oUT33keo=";
 
   mypy-boto3-cloudcontrol =
     buildMypyBoto3Package "cloudcontrol" "1.35.61"