diff --git a/src/if_lua.c b/src/if_lua.c
index d926f73..082d896 100644
--- a/src/if_lua.c
+++ b/src/if_lua.c
@@ -774,7 +774,7 @@
 {
     luaV_List *lis = luaV_checkudata(L, 1, LUAVIM_LIST);
     list_T *l = (list_T *) luaV_checkcache(L, (void *) *lis);
-    long pos = luaL_optlong(L, 3, 0);
+    long pos = (long) luaL_optinteger(L, 3, 0);
     listitem_T *li = NULL;
     typval_T v;
     if (l->lv_lock)
diff --git a/src/version.c b/src/version.c
index 207ac12..a1f5b66 100644
--- a/src/version.c
+++ b/src/version.c
@@ -742,6 +742,8 @@
 static int included_patches[] =
 {   /* Add new patch number below this line */
 /**/
+    638,
+/**/
     637,
 /**/
     636,