diff --git a/src/cheogram/java/com/cheogram/android/ConnectionService.java b/src/cheogram/java/com/cheogram/android/ConnectionService.java
index 29ca3c2a6a591b5c18cfb0c2e3bc6bc37055e910..630f53efc91648a4c0de6f32f3555fe193568cf0 100644
--- a/src/cheogram/java/com/cheogram/android/ConnectionService.java
+++ b/src/cheogram/java/com/cheogram/android/ConnectionService.java
@@ -96,7 +96,10 @@ public class ConnectionService extends android.telecom.ConnectionService {
 	) {
 		String[] gateway = phoneAccountHandle.getId().split("/", 2);
 
-		String rawTel = request.getAddress().getSchemeSpecificPart();
+		String rawTel = "";
+		if (request.getAddress() != null) {
+			rawTel = request.getAddress().getSchemeSpecificPart();
+		}
 		String postDial = PhoneNumberUtils.extractPostDialPortion(rawTel);
 
 		String tel = PhoneNumberUtils.extractNetworkPortion(rawTel);