diff --git a/src/vim.h b/src/vim.h
index c8357ff..ec69431 100644
--- a/src/vim.h
+++ b/src/vim.h
@@ -1576,7 +1576,8 @@
 #define VV_SCROLLSTART	44
 #define VV_SWAPNAME	45
 #define VV_SWAPCHOICE	46
-#define VV_LEN		47	/* number of v: vars */
+#define VV_SWAPCOMMAND	47
+#define VV_LEN		48	/* number of v: vars */
 
 #ifdef FEAT_CLIPBOARD