--- a/mobile/android/geckoview/src/main/java/org/mozilla/gecko/media/GeckoHlsPlayer.java
+++ b/mobile/android/geckoview/src/main/java/org/mozilla/gecko/media/GeckoHlsPlayer.java
@@ -577,17 +577,17 @@ public class GeckoHlsPlayer implements B
         if (DEBUG) { Log.d(LOGTAG, "getDuration : " + duration  + "(Us)"); }
         return duration;
     }
 
     @Override
     public long getBufferedPosition() {
         assertTrue(mPlayer != null);
         // Value returned by getBufferedPosition() is in milliseconds.
-        long bufferedPos = mPlayer.getBufferedPosition() * 1000;
+        long bufferedPos = Math.max(0L, mPlayer.getBufferedPosition() * 1000L);
         if (DEBUG) { Log.d(LOGTAG, "getBufferedPosition : " + bufferedPos + "(Us)"); }
         return bufferedPos;
     }
 
     @Override
     public synchronized int getNumberOfTracks(TrackType trackType) {
         if (DEBUG) { Log.d(LOGTAG, "getNumberOfTracks : type " + trackType); }
         assertTrue(mTracksInfo != null);