diff --git a/examples/controls_test_suite/controls_test_suite.c b/examples/controls_test_suite/controls_test_suite.c
index 6386903..1a18015 100644
--- a/examples/controls_test_suite/controls_test_suite.c
+++ b/examples/controls_test_suite/controls_test_suite.c
@@ -37,6 +37,8 @@
 #include "raylib.h"
 
 #define RAYGUI_IMPLEMENTATION
+//#define RAYGUI_CUSTOM_ICONS     // It requires providing gui_icons.h in the same directory
+//#include "gui_icons.h"          // External icons data provided, it can be generated with rGuiIcons tool
 #include "../../src/raygui.h"
 
 #include <string.h>             // Required for: strcpy()