diff --git a/domain/src/main/java/org/mercury_im/messenger/xmpp/MercuryConnectionManager.java b/domain/src/main/java/org/mercury_im/messenger/xmpp/MercuryConnectionManager.java
index 2b3a6c9..2e61cda 100644
--- a/domain/src/main/java/org/mercury_im/messenger/xmpp/MercuryConnectionManager.java
+++ b/domain/src/main/java/org/mercury_im/messenger/xmpp/MercuryConnectionManager.java
@@ -3,7 +3,11 @@ package org.mercury_im.messenger.xmpp;
 import org.jivesoftware.smack.AbstractXMPPConnection;
 import org.jivesoftware.smack.ReconnectionListener;
 import org.jivesoftware.smack.ReconnectionManager;
+import org.jivesoftware.smack.sm.packet.StreamManagement;
 import org.jivesoftware.smackx.caps.EntityCapsManager;
+import org.jivesoftware.smackx.iqversion.VersionManager;
+import org.jivesoftware.smackx.receipts.DeliveryReceiptManager;
+import org.jivesoftware.smackx.sid.StableUniqueStanzaIdManager;
 import org.mercury_im.messenger.data.repository.AccountRepository;
 import org.mercury_im.messenger.data.repository.Repositories;
 import org.mercury_im.messenger.entity.Account;
@@ -46,6 +50,13 @@ public class MercuryConnectionManager {
     static {
         ReconnectionManager.setEnabledPerDefault(true);
         ReconnectionManager.setDefaultReconnectionPolicy(ReconnectionManager.ReconnectionPolicy.RANDOM_INCREASING_DELAY);
+
+        VersionManager.setAutoAppendSmackVersion(false);
+        VersionManager.setDefaultVersion("Mercury-IM", "0.0.1-little-joe");
+
+        DeliveryReceiptManager.setDefaultAutoReceiptMode(DeliveryReceiptManager.AutoReceiptMode.ifIsSubscribed);
+
+        StableUniqueStanzaIdManager.setEnabledByDefault(true);
     }
 
     @Inject