diff --git a/desktop/ffmpegthumbnailer/slack-desc b/desktop/ffmpegthumbnailer/slack-desc
index fb1a118607..3ff7f2e6c6 100644
--- a/desktop/ffmpegthumbnailer/slack-desc
+++ b/desktop/ffmpegthumbnailer/slack-desc
@@ -6,7 +6,7 @@
 # customary to leave one space after the ':' except on otherwise blank lines.
 
                  |-----handy-ruler------------------------------------------------------|
-ffmpegthumbnailer: FFmpegthumbnailer (Lightweight Video Thumbnailer)
+ffmpegthumbnailer: ffmpegthumbnailer (Lightweight Video Thumbnailer)
 ffmpegthumbnailer:
 ffmpegthumbnailer: FFmpegthumbnailer is a lightweight video thumbnailer that can be
 ffmpegthumbnailer: used by file managers to create thumbnails for your video files.