diff --git a/sdk/sdk.go b/sdk/sdk.go
index dabdf85..a5709ac 100644
--- a/sdk/sdk.go
+++ b/sdk/sdk.go
@@ -434,8 +434,8 @@
 // Step 6: ensure that the dependencies from outside of the APEX are all from the required SDKs
 func sdkRequirementsMutator(mctx android.TopDownMutatorContext) {
 	if m, ok := mctx.Module().(interface {
-		DepIsInSameApex(ctx android.BaseModuleContext, dep android.Module) bool
-		RequiredSdks() android.SdkRefs
+		android.DepIsInSameApex
+		android.RequiredSdks
 	}); ok {
 		requiredSdks := m.RequiredSdks()
 		if len(requiredSdks) == 0 {