diff --git a/pkgs/development/python-modules/callee/default.nix b/pkgs/development/python-modules/callee/default.nix
index 806a555d93f2..d7ea0bd4ed2d 100644
--- a/pkgs/development/python-modules/callee/default.nix
+++ b/pkgs/development/python-modules/callee/default.nix
@@ -6,7 +6,7 @@
   setuptools,
 }:
 
-buildPythonPackage rec {
+buildPythonPackage (finalAttrs: {
   pname = "callee";
   version = "0.3.1";
   pyproject = true;
@@ -14,7 +14,7 @@ buildPythonPackage rec {
   src = fetchFromGitHub {
     owner = "Xion";
     repo = "callee";
-    tag = version;
+    tag = finalAttrs.version;
     hash = "sha256-dsXMY3bW/70CmTfCuy5KjxPa+NLCzxzWv5e1aV2NEWE=";
   };
 
@@ -35,4 +35,4 @@ buildPythonPackage rec {
     license = lib.licenses.bsd3;
     maintainers = with lib.maintainers; [ hexa ];
   };
-}
+})