diff --git a/anda/apps/moonshot/moonshot.spec b/anda/apps/moonshot/moonshot.spec
index 544b82f7ca..7f78f7bca2 100644
--- a/anda/apps/moonshot/moonshot.spec
+++ b/anda/apps/moonshot/moonshot.spec
@@ -33,6 +33,7 @@ Why?
 %autosetup
 
 %build
+%set_javascript_build_flags
 EXTRA_TAGS=gtk4 wails3 build
 
 %install