diff --git a/x-ui.sh b/x-ui.sh
index 020c686f..fb24d59b 100644
--- a/x-ui.sh
+++ b/x-ui.sh
@@ -2092,7 +2092,7 @@ EOF
 
     cat << EOF > /etc/fail2ban/filter.d/3x-ipl.conf
 [Definition]
-datepattern = ^%Y/%m/%d %H:%M:%S
+datepattern = ^%%Y/%%m/%%d %%H:%%M:%%S
 failregex   = \[LIMIT_IP\]\s*Email\s*=\s*<F-USER>.+</F-USER>\s*\|\|\s*Disconnecting OLD IP\s*=\s*<ADDR>\s*\|\|\s*Timestamp\s*=\s*\d+
 ignoreregex =
 EOF