diff --git a/MediaBrowser.Api/Playback/BaseStreamingService.cs b/MediaBrowser.Api/Playback/BaseStreamingService.cs
index 430504a48..1ad472038 100644
--- a/MediaBrowser.Api/Playback/BaseStreamingService.cs
+++ b/MediaBrowser.Api/Playback/BaseStreamingService.cs
@@ -1496,8 +1496,16 @@ namespace MediaBrowser.Api.Playback
                     return string.Format(" -b:v {0}", bitrate.Value.ToString(UsCulture));
                 }
 
+                if (string.Equals(videoCodec, "libx264", StringComparison.OrdinalIgnoreCase))
+                {
+                    // h264
+                    return string.Format(" -maxrate {0} -bufsize {1}",
+                        bitrate.Value.ToString(UsCulture),
+                        (bitrate.Value * 2).ToString(UsCulture));
+                }
+
                 // h264
-                return string.Format(" -maxrate {0} -bufsize {1}",
+                return string.Format(" -b:v {0} -maxrate {0} -bufsize {1}",
                     bitrate.Value.ToString(UsCulture),
                     (bitrate.Value * 2).ToString(UsCulture));
             }
diff --git a/MediaBrowser.MediaEncoding/Encoder/BaseEncoder.cs b/MediaBrowser.MediaEncoding/Encoder/BaseEncoder.cs
index 1121aeab9..7654ec1d7 100644
--- a/MediaBrowser.MediaEncoding/Encoder/BaseEncoder.cs
+++ b/MediaBrowser.MediaEncoding/Encoder/BaseEncoder.cs
@@ -827,8 +827,16 @@ namespace MediaBrowser.MediaEncoding.Encoder
                     return string.Format(" -b:v {0}", bitrate.Value.ToString(UsCulture));
                 }
 
+                if (string.Equals(videoCodec, "libx264", StringComparison.OrdinalIgnoreCase))
+                {
+                    // h264
+                    return string.Format(" -maxrate {0} -bufsize {1}",
+                        bitrate.Value.ToString(UsCulture),
+                        (bitrate.Value * 2).ToString(UsCulture));
+                }
+
                 // h264
-                return string.Format(" -maxrate {0} -bufsize {1}",
+                return string.Format(" -b:v {0} -maxrate {0} -bufsize {1}",
                     bitrate.Value.ToString(UsCulture),
                     (bitrate.Value * 2).ToString(UsCulture));
             }