diff --git a/pkgs/oizys/oizys-go/default.nix b/pkgs/oizys/oizys-go/default.nix
index d1e4506..5fd0741 100644
--- a/pkgs/oizys/oizys-go/default.nix
+++ b/pkgs/oizys/oizys-go/default.nix
@@ -1,5 +1,4 @@
 {
-  self,
   lib,
   installShellFiles,
   buildGoModule,
@@ -9,11 +8,11 @@
   ...
 }:
 let
-  inherit (lib) mkDate cleanSource makeBinPath;
+  inherit (lib) cleanSource makeBinPath;
 in
 buildGoModule {
   pname = "oizys";
-  version = "${self.shortRev or "dirty"}";
+  version = "unstable";
 
   src = cleanSource ./.;
   vendorHash = "sha256-/JVXhXrU2np/ty7AGFy+LPZCo1NaLYl9NAyD9+FJYBI=";