diff --git a/config/filter.d/horde.conf b/config/filter.d/horde.conf
index b94ebf64..e944817f 100644
--- a/config/filter.d/horde.conf
+++ b/config/filter.d/horde.conf
@@ -4,7 +4,7 @@
 [Definition]
 
 
-failregex = ^ HORDE \[error\] \[(horde|imp)\] FAILED LOGIN for \S+ \[<HOST>\](\(forwarded for \[\S+\]\))? to (Horde|{[^}]+}) \[(pid \d+ )?on line \d+ of \S+\]$
+failregex = ^ ERR: HORDE \[(horde|imp)\] FAILED LOGIN for \S+ to (horde|{[^}]+}) \((<HOST>)\) \[(pid \d+ )?on line \d+ of \S+\]$
 
 
 ignoreregex =