diff --git a/src/m_menu.c b/src/m_menu.c
index f068c6a0..c3a9abf5 100644
--- a/src/m_menu.c
+++ b/src/m_menu.c
@@ -388,7 +388,8 @@ static void Dummystaff_OnChange(void);
 
 static CV_PossibleValue_t map_cons_t[] = {
 	{1,"MIN"},
-	{NUMMAPS, "MAX"}
+	{NUMMAPS, "MAX"},
+	{0, NULL}
 };
 consvar_t cv_nextmap = {"nextmap", "1", CV_HIDEN|CV_CALL, map_cons_t, Nextmap_OnChange, 0, NULL, NULL, 0, 0, NULL};