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-rw-r--r--src/cow_http_hd.erl1
1 files changed, 0 insertions, 1 deletions
diff --git a/src/cow_http_hd.erl b/src/cow_http_hd.erl
index 4577857..a66ba70 100644
--- a/src/cow_http_hd.erl
+++ b/src/cow_http_hd.erl
@@ -40,7 +40,6 @@ ows() ->
list(oneof([$\s, $\t])).
alpha_chars() -> "abcdefghijklmnopqrstuvwxyzABCDEFGHIJKLMNOPQRSTUVWXYZ".
-digit_chars() -> "0123456789".
alphanum_chars() -> "0123456789abcdefghijklmnopqrstuvwxyzABCDEFGHIJKLMNOPQRSTUVWXYZ".
alpha() ->