diff --git a/pkgs/development/python-modules/clintermission/default.nix b/pkgs/development/python-modules/clintermission/default.nix
index b5df005978c4..a577e0b23c9c 100644
--- a/pkgs/development/python-modules/clintermission/default.nix
+++ b/pkgs/development/python-modules/clintermission/default.nix
@@ -6,7 +6,7 @@
 
 buildPythonPackage rec {
   pname = "clintermission";
-  version = "0.2.0";
+  version = "0.3.0";
   format = "setuptools";
 
   disabled = !isPy3k;
@@ -14,8 +14,8 @@ buildPythonPackage rec {
   src = fetchFromGitHub {
     owner = "sebageek";
     repo = pname;
-    rev = "v${version}";
-    sha256 = "09wl0rpw6c9hab51rs957z64b0v9j4fcbqbn726wnapf4z5w6yxv";
+    rev = "refs/tags/v${version}";
+    sha256 = "sha256-HPeO9K91a0MacSUN0SR0lPEWRTQgP/cF1FZaNvZLxAg=";
   };
 
   propagatedBuildInputs = [