diff --git a/media/libstagefright/MediaDefs.cpp b/media/libstagefright/MediaDefs.cpp
index 2740d6b..e7b5903 100644
--- a/media/libstagefright/MediaDefs.cpp
+++ b/media/libstagefright/MediaDefs.cpp
@@ -42,7 +42,7 @@
 const char *MEDIA_MIMETYPE_AUDIO_AAC_ADTS = "audio/aac-adts";
 
 const char *MEDIA_MIMETYPE_CONTAINER_MPEG4 = "video/mp4";
-const char *MEDIA_MIMETYPE_CONTAINER_WAV = "audio/wav";
+const char *MEDIA_MIMETYPE_CONTAINER_WAV = "audio/x-wav";
 const char *MEDIA_MIMETYPE_CONTAINER_OGG = "application/ogg";
 const char *MEDIA_MIMETYPE_CONTAINER_MATROSKA = "video/x-matroska";
 const char *MEDIA_MIMETYPE_CONTAINER_MPEG2TS = "video/mp2ts";
diff --git a/media/libstagefright/WAVExtractor.cpp b/media/libstagefright/WAVExtractor.cpp
index 851321d..a38400b 100644
--- a/media/libstagefright/WAVExtractor.cpp
+++ b/media/libstagefright/WAVExtractor.cpp
@@ -106,7 +106,7 @@
         return meta;
     }
 
-    meta->setCString(kKeyMIMEType, "audio/x-wav");
+    meta->setCString(kKeyMIMEType, MEDIA_MIMETYPE_CONTAINER_WAV);
 
     return meta;
 }
@@ -509,4 +509,3 @@
 }
 
 }  // namespace android
-