diff --git a/README.md b/README.md
index 2399262..56b4f24 100644
--- a/README.md
+++ b/README.md
@@ -9,7 +9,7 @@ Support for different FFmpeg versions are guarded by feature flags:
 | 4.2.x          | 58.54.100    | `ffmpeg42` (current default) |
 | 4.1.x          | 58.35.100    | `ffmpeg41`                   |
 | 4.0.x          | 58.18.100    | `ffmpeg4`                    |
-| <4             |              | none                         |
+| 3.4.x          | 57.107.100   | none                         |
 
 See my [`metadata` project](https://github.com/zmwangx/metadata) for an example of targeting multiple versions of FFmpeg.