diff --git a/package.nix b/package.nix
index 51d2916..4db370e 100644
--- a/package.nix
+++ b/package.nix
@@ -9,7 +9,10 @@ stdenvNoCC.mkDerivation {
   name    = "github2forgejo";
   version = "master";
 
-  src = ./.;
+  src = builtins.path {
+    path = ./.;
+    name = "source";
+  };
 
   dontBuild     = true;
   dontConfigure = true;