diff --git a/pkgs/development/python-modules/phik/default.nix b/pkgs/development/python-modules/phik/default.nix
index a6dc63b8e3fe..9f2e895ce6cf 100644
--- a/pkgs/development/python-modules/phik/default.nix
+++ b/pkgs/development/python-modules/phik/default.nix
@@ -20,15 +20,15 @@
 
 buildPythonPackage rec {
   pname = "phik";
-  version = "0.12.2";
+  version = "0.12.3";
   disabled = !isPy3k;
   format = "pyproject";
 
   src = fetchFromGitHub {
     owner = "KaveIO";
     repo = "PhiK";
-    rev = "v${version}";
-    hash = "sha256-nr3804MLIBPFw/PlJ9B8xKFFGI5LDp8m2gLtJB7YcEE=";
+    rev = "refs/tags/v${version}";
+    hash = "sha256-9o3EDhgmne2J1QfzjjNQc1mUcyCzoVrCnWXqjWkiZU0=";
   };
 
   checkInputs = [