diff --git a/pkgs/development/python-modules/mypy-boto3/default.nix b/pkgs/development/python-modules/mypy-boto3/default.nix
index 139742e5eda7..b3533703102c 100644
--- a/pkgs/development/python-modules/mypy-boto3/default.nix
+++ b/pkgs/development/python-modules/mypy-boto3/default.nix
@@ -637,8 +637,8 @@ in
       "sha256-0AUK0HaqmoLVbbLDcsagUZX7KkFF9zU7obO0BmcK8+s=";
 
   mypy-boto3-iot-data =
-    buildMypyBoto3Package "iot-data" "1.40.6"
-      "sha256-fEw3aD8FGyvuQMmr80Fb9pk/IRXa0ZVHXt5Lptahnoc=";
+    buildMypyBoto3Package "iot-data" "1.40.55"
+      "sha256-bMEIZVMtrTmhfJTyVdpeBcGOPbIEwgEWGWYb9coHDPk=";
 
   mypy-boto3-iot-jobs-data =
     buildMypyBoto3Package "iot-jobs-data" "1.40.0"