diff --git a/README.md b/README.md
index 83a6ff3..25fdee1 100644
--- a/README.md
+++ b/README.md
@@ -70,14 +70,14 @@ Provide at the very least, a `context` and a `host`. Optionally, provide a `from
 If authentication is used by your SIP provider, the credentials should also be inserted into this trunk definition.
 ```
 [newtrunk](trunk)
-    context=+441234567890
-    fromuser=+441234567890
+    context=441234567890
+    fromuser=441234567890
     host=example.pstn.ie1.twilio.com
 ```
 
 Remembering that incoming calls from the trunk will be redirected to its `context`, create a new context in `extensions.conf` of the same name.
 ```
-[+441234567890]
+[441234567890]
     exten => _+X.,1,Goto(internal,0,1)
 ```
 This `exten` line states: "For all incoming calls whose caller ID starts with a '+' and is of any length, dial extension `0` in the `internal` context."
diff --git a/asterisk/extensions.conf b/asterisk/extensions.conf
index 018a4cd..76b4d5d 100644
--- a/asterisk/extensions.conf
+++ b/asterisk/extensions.conf
@@ -1,4 +1,4 @@
-[+441234567890]
+[441234567890]
     ; Redirect incoming calls from trunk with context +441234567890 to internal extension 0.
     exten => _+X.,1,Goto(internal,0,1)
     
diff --git a/asterisk/sip.conf b/asterisk/sip.conf
index 037ec5f..267413e 100644
--- a/asterisk/sip.conf
+++ b/asterisk/sip.conf
@@ -23,8 +23,8 @@
 
 ; Twilio trunk.
 [twilio](trunk)
-    context=+441234567890
-    fromuser=+441234567890
+    context=441234567890
+    fromuser=441234567890
     host=example.pstn.ie1.twilio.com
 
 ; Internal extensions.