diff --git a/data/locale/en-US.ini b/data/locale/en-US.ini
index ff02301..b7d9f87 100644
--- a/data/locale/en-US.ini
+++ b/data/locale/en-US.ini
@@ -8,7 +8,7 @@ State.Manual="Manual"
 # FFmpeg
 FFmpeg="FFmpeg Options"
 FFmpeg.CustomSettings="Custom Settings"
-FFmpeg.CustomSettings.Description="Custom settings that override any detected options above, use with caution.\nThe input should be in the format 'key=value;key=value;...'."
+FFmpeg.CustomSettings.Description="Override any options shown (or not shown) above with your own.\nThe format is similar to that of the FFmpeg command line:\n  -key=value -key2=value2 -key3='quoted value'"
 FFmpeg.Threads="Number of Threads"
 FFmpeg.Threads.Description="The number of threads to use for encoding, if supported by the encoder.\nA value of 0 is equal to 'auto-detect' and may result in excessive CPU usage."
 FFmpeg.ColorFormat="Override Color Format"