diff --git a/pkgs/development/python-modules/check-manifest/default.nix b/pkgs/development/python-modules/check-manifest/default.nix
index 53b4f7476401..d8e50380e313 100644
--- a/pkgs/development/python-modules/check-manifest/default.nix
+++ b/pkgs/development/python-modules/check-manifest/default.nix
@@ -14,7 +14,7 @@
 
 buildPythonPackage rec {
   pname = "check-manifest";
-  version = "0.50";
+  version = "0.51";
   pyproject = true;
 
   disabled = pythonOlder "3.7";
@@ -23,7 +23,7 @@ buildPythonPackage rec {
     owner = "mgedmin";
     repo = "check-manifest";
     tag = version;
-    hash = "sha256-wZ0mx2b3QkwTOPMLQ03SFVwnbsVO5RezOSX50ZOYvw8=";
+    hash = "sha256-tT6xQZwqJIsyrO9BjWweIeNgYaopziewerVBk0mFVYg=";
   };
 
   build-system = [ setuptools ];