diff --git a/pkgs/development/python-modules/bravado-core/default.nix b/pkgs/development/python-modules/bravado-core/default.nix
index 1ba87cf8320f..6d5fcad55eb5 100644
--- a/pkgs/development/python-modules/bravado-core/default.nix
+++ b/pkgs/development/python-modules/bravado-core/default.nix
@@ -21,14 +21,14 @@
 
 buildPythonPackage rec {
   pname = "bravado-core";
-  version = "6.3.1";
+  version = "6.4.1";
   pyproject = true;
 
   src = fetchFromGitHub {
     owner = "Yelp";
     repo = "bravado-core";
     rev = "v${version}";
-    hash = "sha256-tMrGNezHtmSwuZOdTI+dMIFZ8SWi38LoOWevdwHcKr8=";
+    hash = "sha256-P6R1Pmhddyy1iwQuem8YVDFFrQ4qxHzASZQbqpMZXeI=";
   };
 
   build-system = [ setuptools ];