diff --git a/pkgs/applications/misc/copyq/default.nix b/pkgs/applications/misc/copyq/default.nix
index 954d16ce3e73..a66b4cec245e 100644
--- a/pkgs/applications/misc/copyq/default.nix
+++ b/pkgs/applications/misc/copyq/default.nix
@@ -58,5 +58,6 @@ stdenv.mkDerivation rec {
     maintainers = with maintainers; [ artturin ];
     # NOTE: CopyQ supports windows and osx, but I cannot test these.
     platforms = platforms.linux;
+    mainProgram = "copyq";
   };
 }