diff --git a/src/main/java/eu/siacs/conversations/services/XmppConnectionService.java b/src/main/java/eu/siacs/conversations/services/XmppConnectionService.java
index bccffbff..52a846f2 100644
--- a/src/main/java/eu/siacs/conversations/services/XmppConnectionService.java
+++ b/src/main/java/eu/siacs/conversations/services/XmppConnectionService.java
@@ -1509,7 +1509,6 @@ public class XmppConnectionService extends Service {
 					conversation.setMode(Conversation.MODE_SINGLE);
 					conversation.setContactJid(jid.toBareJid());
 				}
-				conversation.setNextEncryption(-1);
 				conversation.addAll(0, databaseBackend.getMessages(conversation, Config.PAGE_SIZE));
 				this.databaseBackend.updateConversation(conversation);
 			} else {
@@ -1550,7 +1549,6 @@ public class XmppConnectionService extends Service {
 	public void archiveConversation(Conversation conversation) {
 		getNotificationService().clear(conversation);
 		conversation.setStatus(Conversation.STATUS_ARCHIVED);
-		conversation.setNextEncryption(-1);
 		synchronized (this.conversations) {
 			if (conversation.getMode() == Conversation.MODE_MULTI) {
 				if (conversation.getAccount().getStatus() == Account.State.ONLINE) {