diff --git a/lib/public_key/src/pubkey_cert.erl b/lib/public_key/src/pubkey_cert.erl
index a307d66818b3..d8940c27d8f7 100644
--- a/lib/public_key/src/pubkey_cert.erl
+++ b/lib/public_key/src/pubkey_cert.erl
@@ -450,7 +450,7 @@ select_extension(Id, [_ | Extensions]) ->
     select_extension(Id, Extensions).
 
 %%--------------------------------------------------------------------
--spec match_name(TYpe:: rfc822Name | directoryName | uniformResourceIdentifier |
+-spec match_name(Type:: rfc822Name | directoryName | uniformResourceIdentifier |
                  emailAddress | dNSName | x400Address | ipAdress,
                  Name::term(), Names::[term()]) -> boolean().
 %%