1 files changed, 1 insertions, 0 deletions
diff --git a/pkgs/development/python-modules/genzshcomp/default.nix b/pkgs/development/python-modules/genzshcomp/default.nix
index b7a2cc1d64a7..7ab4c747f21d 100644
--- a/pkgs/development/python-modules/genzshcomp/default.nix
+++ b/pkgs/development/python-modules/genzshcomp/default.nix
@@ -18,6 +18,7 @@ buildPythonPackage rec {
 
   meta = with lib; {
     description = "Automatically generated zsh completion function for Python's option parser modules";
+    mainProgram = "genzshcomp";
     homepage = "https://bitbucket.org/hhatto/genzshcomp/";
     license = licenses.bsd0;
   };