diff --git a/linphone/mediastreamer2/include/mediastreamer2/mediastream.h b/linphone/mediastreamer2/include/mediastreamer2/mediastream.h
index 6b64d12ffe6a6a82fdbee3bb37fa4eb4175cb084..63e7fb8389b8be65d28ef498d83401a6ec57996d 100644
--- a/linphone/mediastreamer2/include/mediastreamer2/mediastream.h
+++ b/linphone/mediastreamer2/include/mediastreamer2/mediastream.h
@@ -48,7 +48,7 @@ struct _AudioStream
 	MSFilter *dtmfgen;
 	MSFilter *ec;/*echo canceler*/
 	MSFilter *volsend,*volrecv; /*MSVolumes*/
-	unsigned int last_packet_count;
+	uint64_t last_packet_count;
 	time_t last_packet_time;
 	EchoLimiterType el_type; /*use echo limiter: two MSVolume, measured input level controlling local output level*/
 	bool_t play_dtmfs;