diff --git a/README.md b/README.md
index e78ac70..ba63897 100644
--- a/README.md
+++ b/README.md
@@ -34,6 +34,7 @@ sudo ./unninstall.sh
     always_ip_allowed="192.168.0.1 192.168.0.2"
     blocklist="/etc/blockauth/blocklist.list"
     filelog="/etc/blockauth/blockauth.log"
+    max_ip_blocklist="12500"
     ````
 
   * Add the service to the system startup and start it:
@@ -45,6 +46,7 @@ sudo ./unninstall.sh
 
   * IPs using one of the users in `valid_users` variable will never be blocked.
   * IPs of `always_ip_allowed` variable will never be blocked.
+  * Variable `max_ip_blocklist` set maximum IPs on blocklist. The blocklist will be reset when the maximum is reached.
 
 ## External links: