diff --git a/src/if_lua.c b/src/if_lua.c
index 9a3081b..3ecedaf 100644
--- a/src/if_lua.c
+++ b/src/if_lua.c
@@ -1341,7 +1341,7 @@
 	    curbuf = buf;
 	    luaL_error(L, "cannot save undo information");
 	}
-	else if (ml_delete(n, FALSE) == FAIL)
+	else if (ml_delete(n) == FAIL)
 	{
 	    curbuf = buf;
 	    luaL_error(L, "cannot delete line");