diff --git a/pkgs/applications/networking/browsers/firefox/wrapper.nix b/pkgs/applications/networking/browsers/firefox/wrapper.nix
index dcb8923c423c..a2b97577c8d3 100644
--- a/pkgs/applications/networking/browsers/firefox/wrapper.nix
+++ b/pkgs/applications/networking/browsers/firefox/wrapper.nix
@@ -416,6 +416,7 @@ let
 
       meta = browser.meta // {
         inherit (browser.meta) description;
+        mainProgram = launcherName;
         hydraPlatforms = [];
         priority = (browser.meta.priority or 0) - 1; # prefer wrapper over the package
       };