diff --git a/pkgs/development/python-modules/openapi-schema-validator/default.nix b/pkgs/development/python-modules/openapi-schema-validator/default.nix
index ced5f8ed68b8..c32b85190191 100644
--- a/pkgs/development/python-modules/openapi-schema-validator/default.nix
+++ b/pkgs/development/python-modules/openapi-schema-validator/default.nix
@@ -14,14 +14,14 @@
 
 buildPythonPackage rec {
   pname = "openapi-schema-validator";
-  version = "0.2.3";
+  version = "0.3.0";
   format = "pyproject";
 
   src = fetchFromGitHub {
     owner = "p1c2u";
     repo = pname;
-    rev = version;
-    sha256 = "sha256-rgl2B55dnbpZszr+gWM0FgeXMKfrkDG7HeZBSw5Eles=";
+    rev = "refs/tags/${version}";
+    sha256 = "sha256-Ms00nR3dpJ0hGtHvVa5B29dasYtBP8igxrgMm0NiArc=";
   };
 
   nativeBuildInputs = [