diff --git a/pkgs/development/python-modules/mypy-boto3/default.nix b/pkgs/development/python-modules/mypy-boto3/default.nix
index a16764234e9e..e65156279930 100644
--- a/pkgs/development/python-modules/mypy-boto3/default.nix
+++ b/pkgs/development/python-modules/mypy-boto3/default.nix
@@ -842,8 +842,8 @@ in
       "sha256-kiKP12WkHvskEVNPRAUTRJqksrz6I5y31snfFpcz8HQ=";
 
   mypy-boto3-marketplace-catalog =
-    buildMypyBoto3Package "marketplace-catalog" "1.42.3"
-      "sha256-+7BvckGEN74BosIfQguWMCE0chJlp4bOVSXpIqqnR4w=";
+    buildMypyBoto3Package "marketplace-catalog" "1.42.41"
+      "sha256-lyq6RaR12pc3LKJokhd+S5wSppt4hWdsHoVsQe34GMY=";
 
   mypy-boto3-marketplace-entitlement =
     buildMypyBoto3Package "marketplace-entitlement" "1.42.3"