diff --git a/overlays/gh-collaborators.nix b/overlays/gh-collaborators.nix
index 3daf264..7149f36 100644
--- a/overlays/gh-collaborators.nix
+++ b/overlays/gh-collaborators.nix
@@ -1,6 +1,6 @@
 _final: prev: {
 
-  gh-collaborators = prev.buildGoModule rec {
+  gh-collaborators = prev.buildGo121Module rec {
     pname = "gh-collaborators";
     version = "2.0.2";