diff --git a/tl.lua b/tl.lua
index dc647bf7f..d52abae06 100644
--- a/tl.lua
+++ b/tl.lua
@@ -5224,7 +5224,7 @@ local function init_globals(lax)
             typename = "record",
             is_userdata = true,
             fields = {
-               ["close"] = a_type({ typename = "function", args = TUPLE({ NOMINAL_FILE }), rets = TUPLE({ BOOLEAN, STRING }) }),
+               ["close"] = a_type({ typename = "function", args = TUPLE({ NOMINAL_FILE }), rets = TUPLE({ BOOLEAN, STRING, INTEGER }) }),
                ["flush"] = a_type({ typename = "function", args = TUPLE({ NOMINAL_FILE }), rets = TUPLE({}) }),
                ["lines"] = a_type({ typename = "function", args = VARARG({ NOMINAL_FILE, a_type({ typename = "union", types = { STRING, NUMBER } }) }), rets = TUPLE({
                   a_type({ typename = "function", args = TUPLE({}), rets = VARARG({ STRING }) }),
diff --git a/tl.tl b/tl.tl
index 915275f54..f4eea84c7 100644
--- a/tl.tl
+++ b/tl.tl
@@ -5224,7 +5224,7 @@ local function init_globals(lax: boolean): {string:Variable}, {string:Type}
             typename = "record",
             is_userdata = true,
             fields = {
-               ["close"] = a_type { typename = "function", args = TUPLE { NOMINAL_FILE }, rets = TUPLE { BOOLEAN, STRING} },
+               ["close"] = a_type { typename = "function", args = TUPLE { NOMINAL_FILE }, rets = TUPLE { BOOLEAN, STRING, INTEGER } },
                ["flush"] = a_type { typename = "function", args = TUPLE { NOMINAL_FILE }, rets = TUPLE {} },
                ["lines"] = a_type { typename = "function", args = VARARG { NOMINAL_FILE, a_type { typename = "union", types = { STRING, NUMBER } } }, rets = TUPLE {
                   a_type { typename = "function", args = TUPLE {}, rets = VARARG { STRING } },