diff --git a/media/jni/android_media_MediaCodecList.cpp b/media/jni/android_media_MediaCodecList.cpp
index 923d1d253c6e7..307d80dc15c02 100644
--- a/media/jni/android_media_MediaCodecList.cpp
+++ b/media/jni/android_media_MediaCodecList.cpp
@@ -26,6 +26,7 @@
 
 #include <utils/Vector.h>
 
+#include <mutex>
 #include <vector>
 
 #include "android_runtime/AndroidRuntime.h"