diff --git a/pkgs/development/python-modules/mypy-boto3/default.nix b/pkgs/development/python-modules/mypy-boto3/default.nix
index d8bcd219772b..2cfda299ec9f 100644
--- a/pkgs/development/python-modules/mypy-boto3/default.nix
+++ b/pkgs/development/python-modules/mypy-boto3/default.nix
@@ -593,8 +593,8 @@ in
       "sha256-5o+ypZ8WRwWjRIcwVGT3MEkKziqI7/OXKWCULlumfFY=";
 
   mypy-boto3-guardduty =
-    buildMypyBoto3Package "guardduty" "1.40.70"
-      "sha256-PU2iK6SvT63HOSH+ttLH/gOZRUtBI5GriJfzqFpNjRM=";
+    buildMypyBoto3Package "guardduty" "1.40.75"
+      "sha256-x5sFdgdMa0oDHp6D2UJgUNHRLVsHh8LqWOeG+FTbW74=";
 
   mypy-boto3-health =
     buildMypyBoto3Package "health" "1.40.64"