diff --git a/Source/eDefines.inc b/Source/eDefines.inc
index 2f3753f..1785ecc 100644
--- a/Source/eDefines.inc
+++ b/Source/eDefines.inc
@@ -562,7 +562,7 @@
   {$DEFINE VER140UP}
   {$DEFINE DELPHI}
 
-  {$DEFINE DELPHI17}
+  {$DEFINE DELPHI18}
   {$DEFINE DELPHI1UP}
   {$DEFINE DELPHI2UP}
   {$DEFINE DELPHI3UP}