diff --git a/pkgs/development/python-modules/mypy-boto3/default.nix b/pkgs/development/python-modules/mypy-boto3/default.nix
index 5dc390453ef9..7d8a77c8a97f 100644
--- a/pkgs/development/python-modules/mypy-boto3/default.nix
+++ b/pkgs/development/python-modules/mypy-boto3/default.nix
@@ -950,8 +950,8 @@ rec {
       "sha256-U0fMJNyZpqwYlMuqTBSZCgAtls7IuyKnjWBAJ+6rTV8=";
 
   mypy-boto3-network-firewall =
-    buildMypyBoto3Package "network-firewall" "1.38.30"
-      "sha256-0LNUmv+qHecNzVPHyv8fG5DzGva89wSj0D4f4+0F7QI=";
+    buildMypyBoto3Package "network-firewall" "1.38.38"
+      "sha256-KJYMNuYPfHpHtV6mEwOk2olQxjxEPdyRSyw4oFC8E6I=";
 
   mypy-boto3-networkmanager =
     buildMypyBoto3Package "networkmanager" "1.38.35"