diff --git a/pkgs/development/python-modules/mypy-boto3/default.nix b/pkgs/development/python-modules/mypy-boto3/default.nix
index 323a354e96f8..8cacfeefbd99 100644
--- a/pkgs/development/python-modules/mypy-boto3/default.nix
+++ b/pkgs/development/python-modules/mypy-boto3/default.nix
@@ -674,8 +674,8 @@ rec {
       "sha256-Hse02blZttIxqJovJ3h6yCEi+jN3e+pfznIXjBAid1k=";
 
   mypy-boto3-iotfleetwise =
-    buildMypyBoto3Package "iotfleetwise" "1.35.0"
-      "sha256-VQCFJX2wZYKWey8yxEBoAK29uDxb/xn5+EuZH739DV8=";
+    buildMypyBoto3Package "iotfleetwise" "1.35.38"
+      "sha256-vkQmyoPMcf2ZBnJ1TJba2uNJL3GaVVZI9h3R75C3uR8=";
 
   mypy-boto3-iotsecuretunneling =
     buildMypyBoto3Package "iotsecuretunneling" "1.35.0"