diff --git a/apex/apex.go b/apex/apex.go
index 84e5497..ac0363b 100644
--- a/apex/apex.go
+++ b/apex/apex.go
@@ -153,7 +153,7 @@
 
 	android.PostDepsMutators(func(ctx android.RegisterMutatorsContext) {
 		ctx.TopDown("apex_deps", apexDepsMutator)
-		ctx.BottomUp("apex", apexMutator)
+		ctx.BottomUp("apex", apexMutator).Parallel()
 	})
 }