diff --git a/android/proto.go b/android/proto.go
index fc21d01..c449a87 100644
--- a/android/proto.go
+++ b/android/proto.go
@@ -289,7 +289,7 @@
 				attrs.Strip_import_prefix = proptools.StringPtr("")
 			}
 
-			tags := ApexAvailableTagsWithoutTestApexes(ctx.(TopDownMutatorContext), ctx.Module())
+			tags := ApexAvailableTagsWithoutTestApexes(ctx, ctx.Module())
 
 			moduleDir := ctx.ModuleDir()
 			if !canonicalPathFromRoot {