diff --git a/Installation-System.md b/Installation-System.md
index 8f1c309..1b2211d 100644
--- a/Installation-System.md
+++ b/Installation-System.md
@@ -93,12 +93,15 @@ Now you can start Tomcat server:
 `sudo nano /opt/tomcat/conf/tomcat-users.xml`
 
 Add the <user tag within the <tomcat-users which should look like the one below:
+```
 <tomcat-users . . .>
     <user username="admin" password="xxx" roles="manager-gui,admin-gui"/>
 </tomcat-users> 
+```
 
 For the Manager app the file that needs be updated is:
-sudo nano /opt/tomcat/webapps/manager/META-INF/context.xml
+`sudo nano /opt/tomcat/webapps/manager/META-INF/context.xml`
+
 <Context antiResourceLocking="false" privileged="true" >
   <!--<Valve className="org.apache.catalina.valves.RemoteAddrValve"
          allow="127\.\d+\.\d+\.\d+|::1|0:0:0:0:0:0:0:1" />-->