diff --git a/ansible/files/fail2ban_config/filter-pgbouncer.conf.j2 b/ansible/files/fail2ban_config/filter-pgbouncer.conf.j2
index 3a3a52ec6..24418cb3a 100644
--- a/ansible/files/fail2ban_config/filter-pgbouncer.conf.j2
+++ b/ansible/files/fail2ban_config/filter-pgbouncer.conf.j2
@@ -1,3 +1,8 @@
+[Init]
+maxlines = 3
+
 [Definition]
 failregex = ^.+@<HOST>:.+password authentication failed$
+            ^.+@<HOST>:.+pooler error: no such user$
+            ^.+@<HOST>:.+registered new auto-database.*\n.*\n.*server login failed: FATAL database ".+" does not exist.*$
 journalmatch = _SYSTEMD_UNIT=pgbouncer.service