diff --git a/audio/common/all-versions/test/utility/include/utility/PrettyPrintAudioTypes.h b/audio/common/all-versions/test/utility/include/utility/PrettyPrintAudioTypes.h
deleted file mode 100644
index 3833fd0..0000000
--- a/audio/common/all-versions/test/utility/include/utility/PrettyPrintAudioTypes.h
+++ /dev/null
@@ -1,60 +0,0 @@
-/*
- * 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_COMMON_TEST_UTILITY_PRETTY_PRINT_AUDIO_TYPES_H
-#define ANDROID_HARDWARE_AUDIO_COMMON_TEST_UTILITY_PRETTY_PRINT_AUDIO_TYPES_H
-
-#include <iosfwd>
-#include <utility>
-
-/** @file Use HIDL generated toString methods to pretty print gtest errors
- *        Unfortunately Gtest does not offer a template to specialize, only
- *        overloading PrintTo.
- *  @note that this overload can NOT be template because
- *        the fallback is already template, resulting in ambiguity.
- *  @note that the overload MUST be in the exact namespace
- *        the type is declared in, as per the ADL rules.
- */
-
-namespace android {
-namespace hardware {
-namespace audio {
-
-#define DEFINE_GTEST_PRINT_TO(T) \
-    inline void PrintTo(const T& val, ::std::ostream* os) { *os << toString(val); }
-
-namespace CPP_VERSION {
-DEFINE_GTEST_PRINT_TO(IPrimaryDevice::TtyMode)
-DEFINE_GTEST_PRINT_TO(Result)
-}  // namespace CPP_VERSION
-
-namespace common {
-namespace CPP_VERSION {
-DEFINE_GTEST_PRINT_TO(AudioConfig)
-DEFINE_GTEST_PRINT_TO(AudioMode)
-DEFINE_GTEST_PRINT_TO(AudioDevice)
-DEFINE_GTEST_PRINT_TO(AudioFormat)
-DEFINE_GTEST_PRINT_TO(AudioChannelMask)
-}  // namespace CPP_VERSION
-}  // namespace common
-
-#undef DEFINE_GTEST_PRINT_TO
-
-}  // namespace audio
-}  // namespace hardware
-}  // namespace android
-
-#endif  // ANDROID_HARDWARE_AUDIO_COMMON_TEST_UTILITY_PRETTY_PRINT_AUDIO_TYPES_H
diff --git a/audio/core/all-versions/vts/functional/AudioPrimaryHidlHalTest.h b/audio/core/all-versions/vts/functional/AudioPrimaryHidlHalTest.h
index beea8e0..6fc9339 100644
--- a/audio/core/all-versions/vts/functional/AudioPrimaryHidlHalTest.h
+++ b/audio/core/all-versions/vts/functional/AudioPrimaryHidlHalTest.h
@@ -58,7 +58,6 @@
 
 #include "utility/AssertOk.h"
 #include "utility/Documentation.h"
-#include "utility/PrettyPrintAudioTypes.h"
 #include "utility/ReturnIn.h"
 #include "utility/ValidateXml.h"