diff --git a/src/warden-server/etc/warden-server.conf b/src/warden-server/etc/warden-server.conf
index acb9eb9695bb98195ea46548f5393f591e520f38..57d06a4caf25f8c0500a57dce7db8eba6bca1380 100644
--- a/src/warden-server/etc/warden-server.conf
+++ b/src/warden-server/etc/warden-server.conf
@@ -42,5 +42,5 @@ $MAX_EVENTS_LIMIT = "1000000";
 # VALID_STRINGS - validation hash containing allowed event attributes
 #-------------------------------------------------------------------------------
 %VALID_STRINGS = (
-"type" => ["portscan", "bruteforce", "probe", "spam", "phishing", "botnet_c_c", "dos", "malware", "copyright", "webattack", "test", "other", "_any_"],
+"type" => ["portscan", "bruteforce", "probe", "spam", "phishing", "botnet_c_c", "dos", "malware", "copyright", "webattack", "test", "other"],
 );