diff --git a/olcPixelGameEngine_CustomFont.h b/olcPixelGameEngine_CustomFont.h
index f6f174a..e68d49a 100644
--- a/olcPixelGameEngine_CustomFont.h
+++ b/olcPixelGameEngine_CustomFont.h
@@ -332,7 +332,7 @@
 // O------------------------------------------------------------------------------O
 /*
 
-#define OLC_PGE_APPLICATION2
+#define CUSTOM_PGE_APPLICATION
 #include "olcPixelGameEngine.h"
 
 // Override base class with your custom functionality
@@ -1452,8 +1452,8 @@ namespace olc
 // O------------------------------------------------------------------------------O
 // | START OF OLC_PGE_APPLICATION                                                 |
 // O------------------------------------------------------------------------------O
-#ifdef OLC_PGE_APPLICATION2
-#undef OLC_PGE_APPLICATION2
+#ifdef CUSTOM_PGE_APPLICATION
+#undef CUSTOM_PGE_APPLICATION
 
 // O------------------------------------------------------------------------------O
 // | olcPixelGameEngine INTERFACE IMPLEMENTATION (CORE)                           |