diff --git a/src/vim.h b/src/vim.h
index b67702b..5cd5e30 100644
--- a/src/vim.h
+++ b/src/vim.h
@@ -781,6 +781,7 @@
 #define EXPAND_FILES_IN_PATH	38
 #define EXPAND_OWNSYNTAX	39
 #define EXPAND_LOCALES		40
+#define EXPAND_HISTORY		41
 
 /* Values for exmode_active (0 is no exmode) */
 #define EXMODE_NORMAL		1