diff --git a/_Sidebar.md b/_Sidebar.md
index 10aabbc..a86c240 100644
--- a/_Sidebar.md
+++ b/_Sidebar.md
@@ -59,7 +59,7 @@
     * [Track types](Track-types)
     * [Vehicle Sprite Layout](Vehicle-Sprite-Layout)
     * [Widget colours](Widget-colours)
-  * [Debugging OpenRCT2 on OSX](Debugging-OpenRCT2-on-OSX)
+  * [Debugging OpenRCT2 on macOS](Debugging-OpenRCT2-on-macOS)
   * [OpenGL renderengine issues](OpenGL-renderengine-issues)
   * [OpenGL renderer](OpenGL-renderer)
   * [Overall program structure](Overall-program-structure)