diff --git a/README.md b/README.md
index 8a7af8b50..b81fc5fad 100644
--- a/README.md
+++ b/README.md
@@ -26,7 +26,7 @@ Linphone is dual licensed, and is available either :
 
 ### Documentation
 
-- Supported features and RFCs : https://linphone.org/technical-corner/linphone/features
+- Supported features and RFCs : https://www.linphone.org/linphone-softphone/#linphone-fonctionnalites
 
 - Linphone public wiki : https://wiki.linphone.org/xwiki/wiki/public/view/Linphone/
 
diff --git a/app/src/main/java/org/linphone/contacts/ContactsManager.kt b/app/src/main/java/org/linphone/contacts/ContactsManager.kt
index c15c69499..dd4005903 100644
--- a/app/src/main/java/org/linphone/contacts/ContactsManager.kt
+++ b/app/src/main/java/org/linphone/contacts/ContactsManager.kt
@@ -446,22 +446,10 @@ class ContactsManager
             )
         }
 
-        val sipAddress = if (sipUri.startsWith("sip:")) {
-            sipUri.substring("sip:".length)
-        } else if (sipUri.startsWith("sips:")) {
-            sipUri.substring("sips:".length)
-        } else {
-            sipUri
-        }
-
         return if (!username.isNullOrEmpty() && (username.startsWith("+") || username.isDigitsOnly())) {
             Log.d("$TAG Looking for friend with phone number [$username]")
             val foundUsingPhoneNumber = coreContext.core.findFriendByPhoneNumber(username)
-            if (foundUsingPhoneNumber != null) {
-                foundUsingPhoneNumber
-            } else {
-                null
-            }
+            foundUsingPhoneNumber
         } else {
             null
         }