diff --git a/bin/omarchy-launch-webapp b/bin/omarchy-launch-webapp
index 6ee0f84a25..b3cbb127a8 100755
--- a/bin/omarchy-launch-webapp
+++ b/bin/omarchy-launch-webapp
@@ -10,4 +10,10 @@ google-chrome* | brave* | microsoft-edge* | opera* | vivaldi* | helium*) ;;
 *) browser="chromium.desktop" ;;
 esac
 
-exec setsid uwsm-app -- $(sed -n 's/^Exec=\([^ ]*\).*/\1/p' {~/.local,~/.nix-profile,/usr}/share/applications/$browser 2>/dev/null | head -1) --app="$1" "${@:2}"
+browser_exec=$(sed -n 's/^Exec=\([^ ]*\).*/\1/p' \
+  {~/.local,~/.nix-profile,/usr}/share/applications/$browser \
+  2>/dev/null | head -1)
+
+[[ -n "$browser_exec" ]] || browser_exec=$(command -v microsoft-edge-stable)
+
+exec setsid uwsm-app -- "$browser_exec" --app="$1" "${@:2}"