diff --git a/_Sidebar.md b/_Sidebar.md
index 5b034d4..4ebde27 100644
--- a/_Sidebar.md
+++ b/_Sidebar.md
@@ -3,6 +3,7 @@
 ## Library Design
 * [raylib architecture](raylib-architecture)
 * [raylib data structures](raylib-data-structures)
+* [raylib enumerated types](raylib-enumerated-types)
 * [raylib external dependencies](raylib-dependencies)
 * [raylib dependencies license](raylib-dependencies-license)
 * [raylib GLFW dependency](raylib-GLFW-dependency)