diff --git a/media/libmedia/JetPlayer.cpp b/media/libmedia/JetPlayer.cpp
index e914b34..f0f1832 100644
--- a/media/libmedia/JetPlayer.cpp
+++ b/media/libmedia/JetPlayer.cpp
@@ -90,7 +90,7 @@
             pLibConfig->sampleRate,
             AUDIO_FORMAT_PCM_16_BIT,
             audio_channel_out_mask_from_count(pLibConfig->numChannels),
-            mTrackBufferSize,
+            (size_t) mTrackBufferSize,
             AUDIO_OUTPUT_FLAG_NONE);
 
     // create render and playback thread