Logger warn vs warning errors?

I’m on latest (3.12.0-0-gd71d523 OTP) & I’m seeing these warn vs warning logger errors:

Apr  5 00:22:57 pleroma pleroma[13275]: warning: the log level :warn is deprecated, use :warning instead
Apr  5 00:22:57 pleroma pleroma[13275]:   (logger 1.15.4) lib/logger.ex:1137: Logger.elixir_level_to_erlang_level/1
Apr  5 00:22:57 pleroma pleroma[13275]:   (logger 1.15.4) lib/logger.ex:591: Logger.compare_levels/2
Apr  5 00:22:57 pleroma pleroma[13275]:   (ex_syslogger 2.0.0) lib/ex_syslogger.ex:215: ExSyslogger.handle_event/2
Apr  5 00:22:57 pleroma pleroma[13275]:   (stdlib 5.0.2) gen_event.erl:802: :gen_event.server_update/4
Apr  5 00:22:57 pleroma pleroma[13275]:   (stdlib 5.0.2) gen_event.erl:784: :gen_event.server_notify/4
Apr  5 00:22:57 pleroma pleroma[13275]:   (stdlib 5.0.2) gen_event.erl:526: :gen_event.handle_msg/6

But I have my log level set to :error in my config . . . so now I’m confused.