diff --git a/src/main/java/eu/siacs/conversations/services/XmppConnectionService.java b/src/main/java/eu/siacs/conversations/services/XmppConnectionService.java
index f67a15d3917eea9f527e22533683598c8386f4f1..b12eaffff0b5b67db989528ef1e2c4bf54cc10b3 100644
--- a/src/main/java/eu/siacs/conversations/services/XmppConnectionService.java
+++ b/src/main/java/eu/siacs/conversations/services/XmppConnectionService.java
@@ -2751,7 +2751,9 @@ public class XmppConnectionService extends Service {
             };
             mDatabaseWriterExecutor.execute(runnable);
             this.accounts.remove(account);
-            CallIntegrationConnectionService.unregisterPhoneAccount(this, account);
+            if (CallIntegration.hasSystemFeature(this)) {
+                CallIntegrationConnectionService.unregisterPhoneAccount(this, account);
+            }
             this.mRosterSyncTaskManager.clear(account);
             updateAccountUi();
             mNotificationService.updateErrorNotification();