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-rw-r--r--src/gun.erl2
1 files changed, 1 insertions, 1 deletions
diff --git a/src/gun.erl b/src/gun.erl
index 8f056aa..4c60045 100644
--- a/src/gun.erl
+++ b/src/gun.erl
@@ -110,7 +110,7 @@ open(Host, Port) ->
-spec open(inet:hostname(), inet:port_number(), opts())
-> {ok, pid()} | {error, any()}.
-open(Host, Port, Opts) ->
+open(Host, Port, Opts) when is_list(Host); is_atom(Host) ->
case open_opts(Opts) of
ok ->
supervisor:start_child(gun_sup, [self(), Host, Port, Opts]);