diff --git a/pkgs/by-name/pu/pup/package.nix b/pkgs/by-name/pu/pup/package.nix
index bd9868d7178d..57554eec170b 100644
--- a/pkgs/by-name/pu/pup/package.nix
+++ b/pkgs/by-name/pu/pup/package.nix
@@ -6,7 +6,7 @@
 
 buildGoModule {
   pname = "pup";
-  version = "unstable-2022-03-06";
+  version = "0.4.0-unstable-2022-03-06";
 
   src = fetchFromGitHub {
     owner = "ericchiang";