diff --git a/Networking/Sophos/IPSec Site-to-Site VPN Tunnel.md b/Networking/Sophos/IPSec Site-to-Site VPN Tunnel.md
index 6b9f604..d3bfd7a 100644
--- a/Networking/Sophos/IPSec Site-to-Site VPN Tunnel.md	
+++ b/Networking/Sophos/IPSec Site-to-Site VPN Tunnel.md	
@@ -17,11 +17,11 @@ graph TB
     Initiator4((Initiator<br/>Remote Site 4))
     Initiator5((Initiator<br/>Remote Site 5))
 
-    Responder --> Initiator1
-    Responder --> Initiator2
-    Responder --> Initiator3
-    Responder --> Initiator4
-    Responder --> Initiator5
+    Responder <--> Initiator1
+    Responder <--> Initiator2
+    Responder <--> Initiator3
+    Responder <--> Initiator4
+    Responder <--> Initiator5
 ```
 
 ## Login to the Firewall