diff --git a/tests/Jellyfin.Model.Tests/Dlna/StreamBuilderTests.cs b/tests/Jellyfin.Model.Tests/Dlna/StreamBuilderTests.cs
index 9953431d92..297073166e 100644
--- a/tests/Jellyfin.Model.Tests/Dlna/StreamBuilderTests.cs
+++ b/tests/Jellyfin.Model.Tests/Dlna/StreamBuilderTests.cs
@@ -33,6 +33,7 @@ namespace Jellyfin.Model.Tests
         [InlineData("Chrome", "mkv-vp9-ac3-srt-2600k", PlayMethod.Transcode, TranscodeReason.ContainerNotSupported | TranscodeReason.AudioCodecNotSupported, "DirectStream", "HLS.mp4")] // #6450
         [InlineData("Chrome", "mkv-vp9-vorbis-vtt-2600k", PlayMethod.DirectPlay)] // #6450
         [InlineData("Chrome", "mp4-h264-hi10p-aac-5000k", PlayMethod.DirectPlay)]
+        [InlineData("Chrome", "mkv-h264-hi10p-aac-5000k-brokenfps", PlayMethod.Transcode, TranscodeReason.ContainerNotSupported, "Remux", "HLS.mp4")]
         // Firefox
         [InlineData("Firefox", "mp4-h264-aac-vtt-2600k", PlayMethod.DirectPlay)] // #6450
         [InlineData("Firefox", "mp4-h264-ac3-aac-srt-2600k", PlayMethod.Transcode, TranscodeReason.AudioCodecNotSupported, "DirectStream", "HLS.mp4")] // #6450
@@ -45,7 +46,8 @@ namespace Jellyfin.Model.Tests
         [InlineData("Firefox", "mkv-vp9-aac-srt-2600k", PlayMethod.Transcode, TranscodeReason.ContainerNotSupported, "Remux", "HLS.mp4")] // #6450
         [InlineData("Firefox", "mkv-vp9-ac3-srt-2600k", PlayMethod.Transcode, TranscodeReason.ContainerNotSupported | TranscodeReason.AudioCodecNotSupported, "DirectStream", "HLS.mp4")] // #6450
         [InlineData("Firefox", "mkv-vp9-vorbis-vtt-2600k", PlayMethod.DirectPlay)] // #6450
-        [InlineData("Firefox", "mp4-h264-hi10p-aac-5000k", PlayMethod.Transcode, TranscodeReason.ContainerNotSupported | TranscodeReason.VideoCodecNotSupported | TranscodeReason.AudioCodecNotSupported, "Transcode", "HLS.mp4")] // TODO: investigate why firefox profile has everything unsupported
+        [InlineData("Firefox", "mp4-h264-hi10p-aac-5000k", PlayMethod.Transcode, TranscodeReason.ContainerNotSupported | TranscodeReason.VideoProfileNotSupported, "Transcode", "HLS.mp4")]
+        [InlineData("Firefox", "mkv-h264-hi10p-aac-5000k-brokenfps", PlayMethod.Transcode, TranscodeReason.ContainerNotSupported | TranscodeReason.VideoProfileNotSupported, "Transcode", "HLS.mp4")]
         // Safari
         [InlineData("SafariNext", "mp4-h264-aac-vtt-2600k", PlayMethod.DirectPlay)] // #6450
         [InlineData("SafariNext", "mp4-h264-ac3-aac-srt-2600k", PlayMethod.DirectPlay)] // #6450
@@ -56,7 +58,7 @@ namespace Jellyfin.Model.Tests
         [InlineData("SafariNext", "mp4-hevc-ac3-aac-srt-15200k", PlayMethod.Transcode, TranscodeReason.VideoCodecTagNotSupported | TranscodeReason.AudioChannelsNotSupported, "DirectStream", "HLS.mp4")] // #6450
         [InlineData("SafariNext", "mp4-hevc-ac3-aacExt-srt-15200k", PlayMethod.Transcode, TranscodeReason.VideoCodecTagNotSupported | TranscodeReason.AudioChannelsNotSupported, "DirectStream", "HLS.mp4")] // #6450
         [InlineData("SafariNext", "mp4-h264-hi10p-aac-5000k", PlayMethod.Transcode, TranscodeReason.VideoProfileNotSupported, "Remux", "HLS.mp4")]
-
+        [InlineData("SafariNext", "mkv-h264-hi10p-aac-5000k-brokenfps", PlayMethod.Transcode, TranscodeReason.ContainerNotSupported | TranscodeReason.VideoProfileNotSupported, "Remux", "HLS.mp4")]
         // AndroidPixel
         [InlineData("AndroidPixel", "mp4-h264-aac-srt-2600k", PlayMethod.DirectPlay)] // #6450
         [InlineData("AndroidPixel", "mp4-h264-ac3-aac-srt-2600k", PlayMethod.DirectPlay)] // #6450
diff --git a/tests/Jellyfin.Model.Tests/Test Data/MediaSourceInfo-mkv-h264-hi10p-aac-5000k-brokenfps.json b/tests/Jellyfin.Model.Tests/Test Data/MediaSourceInfo-mkv-h264-hi10p-aac-5000k-brokenfps.json
new file mode 100644
index 0000000000..b2dda6c5d4
--- /dev/null
+++ b/tests/Jellyfin.Model.Tests/Test Data/MediaSourceInfo-mkv-h264-hi10p-aac-5000k-brokenfps.json	
@@ -0,0 +1,82 @@
+{
+    "Protocol": "File",
+    "Id": "a6e78000340509437325708e41b9e3bb",
+    "Path": "/Media/hi10p.mkv",
+    "Type": "Default",
+    "Container": "mkv",
+    "Size": 58211635,
+    "Name": "MyVideo-hi10p-brokenfps",
+    "IsRemote": false,
+    "ETag": "60c03cb8a315fb6538439d3bb7e6944b",
+    "RunTimeTicks": 920115000,
+    "SupportsTranscoding": true,
+    "SupportsDirectStream": true,
+    "SupportsDirectPlay": true,
+    "VideoType": "VideoFile",
+    "MediaStreams": [
+        {
+            "Codec": "h264",
+            "TimeBase": "1/1000",
+            "VideoRange": "SDR",
+            "VideoRangeType": "SDR",
+            "AudioSpatialFormat": "None",
+            "DisplayTitle": "720p H264 SDR",
+            "NalLengthSize": "4",
+            "IsInterlaced": false,
+            "IsAVC": true,
+            "BitRate": 5075104,
+            "BitDepth": 10,
+            "RefFrames": 1,
+            "IsDefault": true,
+            "IsForced": false,
+            "IsHearingImpaired": false,
+            "Height": 720,
+            "Width": 1280,
+            "AverageFrameRate": 1000,
+            "RealFrameRate": 23.976025,
+            "ReferenceFrameRate": 23.976025,
+            "Profile": "High 10",
+            "Type": "Video",
+            "AspectRatio": "16:9",
+            "Index": 0,
+            "IsExternal": false,
+            "IsTextSubtitleStream": false,
+            "SupportsExternalStream": false,
+            "PixelFormat": "yuv420p10le",
+            "Level": 51,
+            "IsAnamorphic": false
+        },
+        {
+            "Codec": "aac",
+            "TimeBase": "1/1000",
+            "VideoRange": "Unknown",
+            "VideoRangeType": "Unknown",
+            "AudioSpatialFormat": "None",
+            "LocalizedDefault": "Default",
+            "LocalizedExternal": "External",
+            "DisplayTitle": "AAC - Stereo - Default",
+            "IsInterlaced": false,
+            "IsAVC": false,
+            "ChannelLayout": "stereo",
+            "BitRate": 192000,
+            "Channels": 2,
+            "SampleRate": 48000,
+            "IsDefault": true,
+            "IsForced": false,
+            "IsHearingImpaired": false,
+            "Profile": "LC",
+            "Type": "Audio",
+            "Index": 1,
+            "IsExternal": false,
+            "IsTextSubtitleStream": false,
+            "SupportsExternalStream": false,
+            "Level": 0
+        }
+    ],
+    "MediaAttachments": [],
+    "Formats": [],
+    "Bitrate": 5061248,
+    "DefaultAudioStreamIndex": 1,
+    "DefaultSubtitleStreamIndex": -1,
+    "HasSegments": false
+}