diff --git a/ShareX.MediaLib/VideoConverterOptions.cs b/ShareX.MediaLib/VideoConverterOptions.cs
index 70466334a..79232c56b 100644
--- a/ShareX.MediaLib/VideoConverterOptions.cs
+++ b/ShareX.MediaLib/VideoConverterOptions.cs
@@ -226,6 +226,16 @@ namespace ShareX.MediaLib
                     break;
             }
 
+            switch (VideoCodec)
+            {
+                case ConverterVideoCodecs.x265:
+                case ConverterVideoCodecs.hevc_nvenc:
+                case ConverterVideoCodecs.hevc_amf:
+                case ConverterVideoCodecs.hevc_qsv:
+                    args.Append("-tag:v hvc1 "); // https://trac.ffmpeg.org/wiki/Encode/H.265#FinalCutandApplestuffcompatibility
+                    break;
+            }
+
             if (!IsInputFileAnimationOnly)
             {
                 // Audio encoder
diff --git a/ShareX.ScreenCaptureLib/ScreenRecording/ScreenRecordingOptions.cs b/ShareX.ScreenCaptureLib/ScreenRecording/ScreenRecordingOptions.cs
index bfae45b5a..18e6a07d6 100644
--- a/ShareX.ScreenCaptureLib/ScreenRecording/ScreenRecordingOptions.cs
+++ b/ShareX.ScreenCaptureLib/ScreenRecording/ScreenRecordingOptions.cs
@@ -292,6 +292,16 @@ namespace ShareX.ScreenCaptureLib
                             args.Append("-plays 0 ");
                             break;
                     }
+
+                    switch (FFmpeg.VideoCodec)
+                    {
+                        case FFmpegVideoCodec.libx265:
+                        case FFmpegVideoCodec.hevc_nvenc:
+                        case FFmpegVideoCodec.hevc_amf:
+                        case FFmpegVideoCodec.hevc_qsv:
+                            args.Append("-tag:v hvc1 "); // https://trac.ffmpeg.org/wiki/Encode/H.265#FinalCutandApplestuffcompatibility
+                            break;
+                    }
                 }
             }