diff --git a/setup.h.in b/setup.h.in
index 610b50e09c..381af0754b 100644
--- a/setup.h.in
+++ b/setup.h.in
@@ -501,8 +501,10 @@
 
 #if defined(__WIN95__) && !defined(__WINE__) && !defined(__GNUWIN32_OLD__)
 #define wxUSE_RICHEDIT 1
+#define wxUSE_RICHEDIT2 1
 #else
 #define wxUSE_RICHEDIT 0
+#define wxUSE_RICHEDIT2 0
 #endif
 
 /*