diff --git a/flake.nix b/flake.nix
index d259efb..d01183b 100644
--- a/flake.nix
+++ b/flake.nix
@@ -43,6 +43,8 @@
           enable = true;
           builder = ./cad/build.py;
 
+          outputName = "cover-theif-3dfiles";
+
           devShell.name = "cad";
           package.name = "3dfiles";
         };