diff --git a/media/libmediaplayerservice/MediaPlayerService.cpp b/media/libmediaplayerservice/MediaPlayerService.cpp
index 25aa6117af..193b02ce56 100644
--- a/media/libmediaplayerservice/MediaPlayerService.cpp
+++ b/media/libmediaplayerservice/MediaPlayerService.cpp
@@ -307,7 +307,7 @@ status_t MediaPlayerService::AudioCache::dump(int fd, const Vector<String16>& ar
                 mHeap->getBase(), mHeap->getSize(), mHeap->getFlags(), mHeap->getDevice());
         result.append(buffer);
     }
-    snprintf(buffer, 255, "  msec per frame(%f), channel count(%d), format(%d), frame count(%ld)\n",
+    snprintf(buffer, 255, "  msec per frame(%f), channel count(%d), format(%d), frame count(%zd)\n",
             mMsecsPerFrame, mChannelCount, mFormat, mFrameCount);
     result.append(buffer);
     snprintf(buffer, 255, "  sample rate(%d), size(%d), error(%d), command complete(%s)\n",