diff --git a/README.md b/README.md
index df8b962a..9c195102 100644
--- a/README.md
+++ b/README.md
@@ -16,6 +16,8 @@ Web interface(user-friendly web GUI, alerting, monitoring and secure) for managi
 
 # Features:
 1.  Installation and updating HAProxy, Nginx and Keepalived with HAProxy-WI
+1.  Installation and updating Grafana, Prometheus servers with HAProxy-WI
+1.  Installation and updating HAProxy and Nginx exporters with HAProxy-WI
 2.	Configure HAProxy, Nginx and Keepalived In a jiffy with HAProxy-WI
 3.	View and analyse Status of all Frontend/backend server via HAProxy-WI from a single control panel.
 4.	Enable/disable servers through stats page without rebooting HAProxy
diff --git a/app/create_db.py b/app/create_db.py
index d7d20027..71f59871 100644
--- a/app/create_db.py
+++ b/app/create_db.py
@@ -432,7 +432,7 @@ def update_db_v_42(**kwargs):
 	
 def update_ver(**kwargs):
 	con, cur = get_cur()
-	sql = """update version set version = '4.2.0.0'; """
+	sql = """update version set version = '4.2.1.0'; """
 	try:    
 		cur.execute(sql)
 		con.commit()
diff --git a/app/scripts/waf.sh b/app/scripts/waf.sh
index 4738de83..208730e3 100644
--- a/app/scripts/waf.sh
+++ b/app/scripts/waf.sh
@@ -161,7 +161,7 @@ SyslogIdentifier=waf
 [Install]
 WantedBy=multi-user.target
 EOF
-sudo mv /tmp/waf.service  /etc/systemd/system/multi-user.target.wants/waf.service 
+sudo mv /tmp/waf.service  /etc/systemd/system/waf.service 
 sudo bash -c 'cat << EOF > /etc/rsyslog.d/waf.conf 
 if $programname startswith "waf" then /var/log/waf.log
 & stop
@@ -195,12 +195,13 @@ backend waf
     server waf 127.0.0.1:12345 check
 EOF'
 fi
-	
+
+sudo rm -f /tmp/modsecurity.tar.gz
+sudo rm -rf /tmp/haproxy-$VERSION.tar.gz
+
 sudo systemctl daemon-reload
 sudo systemctl enable waf
 sudo systemctl restart waf
-sudo rm -f /tmp/modsecurity.tar.gz
-sudo rm -rf /tmp/haproxy-$VERSION.tar.gz
 
 if [ $? -eq 1 ]; then
 	echo "error: Can't start Haproxy WAF service <br /><br />"
diff --git a/inc/waf.js b/inc/waf.js
index 4e32d434..f929d752 100644
--- a/inc/waf.js
+++ b/inc/waf.js
@@ -59,13 +59,13 @@ function metrics_waf(name) {
 		}					
 	} );
 }
-function installWaf(ip) {
+function installWaf(ip1) {
 	$("#ajax").html('')
 	$("#ajax").html('<div class="alert alert-warning">Please don\'t close and don\'t represh page. Wait until the work is completed. This may take some time </div>');
 	$.ajax( {
 		url: "options.py",
 		data: {
-			installwaf: ip,
+			installwaf: ip1,
 			token: $('#token').val()
 		},
 		type: "POST",
@@ -84,7 +84,7 @@ function installWaf(ip) {
 			} else if (data.indexOf('success') != '-1' ){
 				$('.alert-danger').remove();
 				$('.alert-warning').remove();
-				$("#ajax").html('<div class="alert alert-success">'+data+'</data>');
+				$("#ajax").html('<div class="alert alert-success">WAF service has installed</data>');
 				showOverviewWaf(ip, hostnamea)
 			}	
 		}