diff --git a/pkgs/development/python-modules/hstspreload/default.nix b/pkgs/development/python-modules/hstspreload/default.nix
index eda2fff10ba..eacca2b8514 100644
--- a/pkgs/development/python-modules/hstspreload/default.nix
+++ b/pkgs/development/python-modules/hstspreload/default.nix
@@ -14,8 +14,8 @@ buildPythonPackage rec {
   src = fetchFromGitHub {
     owner = "sethmlarson";
     repo = pname;
-    rev = version;
-    sha256 = "sha256-MF+pRP0KluF7LrSkfxs6ZSEXyqmr51mUqUn01dLdUdQ=";
+    rev = "refs/tags/${version}";
+    hash = "sha256-MF+pRP0KluF7LrSkfxs6ZSEXyqmr51mUqUn01dLdUdQ=";
   };
 
   # Tests require network connection