diff --git a/libraries/gts/slack-desc b/libraries/gts/slack-desc
index c1549634ab..c6aa20c46d 100644
--- a/libraries/gts/slack-desc
+++ b/libraries/gts/slack-desc
@@ -6,7 +6,7 @@
 # customary to leave one space after the ':' except on otherwise blank lines.
 
    |-----handy-ruler------------------------------------------------------|
-gts: GTS (GNU Triangulated Surface Library)
+gts: gts (GNU Triangulated Surface Library)
 gts:
 gts: GTS is open source software that provides a set of functions to deal
 gts: with 3D surfaces meshed with interconnected triangles.  It consists