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-rw-r--r--src/cowboy_http_req.erl8
1 files changed, 4 insertions, 4 deletions
diff --git a/src/cowboy_http_req.erl b/src/cowboy_http_req.erl
index fa4e620..d03f835 100644
--- a/src/cowboy_http_req.erl
+++ b/src/cowboy_http_req.erl
@@ -200,10 +200,10 @@ parse_header(Name, Req=#http_req{p_headers=PHeaders}) ->
%% @doc Default values for semantic header parsing.
-spec parse_header_default(http_header()) -> any().
-parse_header_default('Accept') -> [];
-parse_header_default('Accept-Charset') -> [];
-parse_header_default('Accept-Encoding') -> [];
-parse_header_default('Accept-Language') -> [];
+parse_header_default('Accept') -> undefined;
+parse_header_default('Accept-Charset') -> undefined;
+parse_header_default('Accept-Encoding') -> undefined;
+parse_header_default('Accept-Language') -> undefined;
parse_header_default('Connection') -> [];
parse_header_default('If-Match') -> '*';
parse_header_default('If-None-Match') -> '*';