diff --git a/ts/session/sending/MessageQueue.ts b/ts/session/sending/MessageQueue.ts
index a0c83c731..f4741ab93 100644
--- a/ts/session/sending/MessageQueue.ts
+++ b/ts/session/sending/MessageQueue.ts
@@ -1,4 +1,3 @@
-import * as _ from 'lodash';
 import { getPairedDevicesFor } from '../../../js/modules/data';
 
 import { EventEmitter } from 'events';
@@ -64,7 +63,10 @@ export class MessageQueue implements MessageQueueInterface {
         );
         await this.sendSyncMessage(message, ourDevices);
 
-        currentDevices = _.xor(currentDevices, ourDevices);
+        // Remove our devices from currentDevices
+        currentDevices = currentDevices.filter(device =>
+          ourDevices.some(d => PubKey.isEqual(d, device))
+        );
       }
     }
 
diff --git a/ts/session/types/PubKey.ts b/ts/session/types/PubKey.ts
index 59fccf119..f183cb363 100644
--- a/ts/session/types/PubKey.ts
+++ b/ts/session/types/PubKey.ts
@@ -27,7 +27,7 @@ export class PubKey {
     return false;
   }
 
-  public static isEqual(first: PubKey, second: PubKey) {
-    return first.key === second.key;
+  public static isEqual(key: PubKey, comparator: PubKey) {
+    return key.key === comparator.key;
   }
 }