diff --git a/srcpkgs/firefox-esr/template b/srcpkgs/firefox-esr/template
index 1f670508cf..2acce8800c 100644
--- a/srcpkgs/firefox-esr/template
+++ b/srcpkgs/firefox-esr/template
@@ -34,7 +34,7 @@ build_options_default="alsa dbus gtk3 pulseaudio startup_notification xscreensav
 desc_option_rust="Build rust components"
 
 case "$XBPS_TARGET_MACHINE" in
-	i686*|x86_64*) build_options_default+=" rust";;
+	i686|x86_64*) build_options_default+=" rust";;
 esac
 
 post_extract() {