diff --git a/_Sidebar.md b/_Sidebar.md
index 08af55e..6173912 100644
--- a/_Sidebar.md
+++ b/_Sidebar.md
@@ -5,6 +5,6 @@
 * [Helix](Helix)
 * [Line](Line)
 * [Polygon](Polygon)
-* [Polygon Outline](PolygonOutline)
+* [Polygon Outline](PolygonOutline)
 * [Random Sphere](RandomSphere)
 * [Sphere](Sphere)
\ No newline at end of file