diff --git a/audio/common/4.0/default/HidlUtils.h b/audio/common/4.0/default/HidlUtils.h
--- /dev/null
@@ -0,0 +1,26 @@
+/*
+ * Copyright (C) 2018 The Android Open Source Project
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+#ifndef android_hardware_audio_V4_0_Hidl_Utils_H_
+#define android_hardware_audio_V4_0_Hidl_Utils_H_
+
+#include <android/hardware/audio/common/4.0/types.h>
+
+#define AUDIO_HAL_VERSION V4_0
+#include <common/all-versions/default/HidlUtils.h>
+#undef AUDIO_HAL_VERSION
+
+#endif // android_hardware_audio_V4_0_Hidl_Utils_H_