diff --git a/pkgs/development/python-modules/pivy/default.nix b/pkgs/development/python-modules/pivy/default.nix
index d4aee75efe34..44d6094f461a 100644
--- a/pkgs/development/python-modules/pivy/default.nix
+++ b/pkgs/development/python-modules/pivy/default.nix
@@ -7,8 +7,8 @@ buildPythonPackage rec {
   src = fetchFromGitHub {
     owner = "coin3d";
     repo = "pivy";
-    rev = version;
-    sha256 = "mU3QRDJd56gGDWqwcxAN3yUCkAkABP/I9gIBMH2MOXA=";
+    rev = "refs/tags/${version}";
+    hash = "sha256-mU3QRDJd56gGDWqwcxAN3yUCkAkABP/I9gIBMH2MOXA=";
   };
 
   dontUseCmakeConfigure = true;