diff --git a/apex/apex.go b/apex/apex.go
index fc0500a..dd1c0b5 100644
--- a/apex/apex.go
+++ b/apex/apex.go
@@ -2370,6 +2370,7 @@
 	a.providePrebuiltInfo(ctx)
 
 	a.required = a.RequiredModuleNames(ctx)
+	a.required = append(a.required, a.VintfFragmentModuleNames(ctx)...)
 
 	a.setOutputFiles(ctx)
 }