diff --git a/src/WAConnection/4.Events.ts b/src/WAConnection/4.Events.ts
index 2cb3591..df9a103 100644
--- a/src/WAConnection/4.Events.ts
+++ b/src/WAConnection/4.Events.ts
@@ -47,7 +47,7 @@ export class WAConnection extends Base {
                 } else {
                     chat.messages = oldChat.messages
                     if (oldChat.t !== chat.t || oldChat.modify_tag !== chat.modify_tag) {
-                        const changes = shallowChanges (oldChat, chat)
+                        const changes = shallowChanges (oldChat, chat, { lookForDeletedKeys: true })
                         delete chat.metadata // remove group metadata as that may have changed; TODO, write better mechanism for this
                         delete changes.messages
 
@@ -150,7 +150,7 @@ export class WAConnection extends Base {
                 contact.jid = whatsappID (contact.jid)
                 const presentContact = contacts[contact.jid]
                 if (presentContact) {
-                    const changes = shallowChanges(presentContact, contact)
+                    const changes = shallowChanges(presentContact, contact, { lookForDeletedKeys: false })
                     if (changes && Object.keys(changes).length > 0) {
                         updatedContacts.push({ ...changes, jid: contact.jid })
                     }
diff --git a/src/WAConnection/Utils.ts b/src/WAConnection/Utils.ts
index 04a89e8..32d4e4a 100644
--- a/src/WAConnection/Utils.ts
+++ b/src/WAConnection/Utils.ts
@@ -45,16 +45,18 @@ export const newMessagesDB = (messages: WAMessage[] = []) => {
     return db
 } 
 
-export function shallowChanges <T> (old: T, current: T): Partial<T> {
+export function shallowChanges <T> (old: T, current: T, {lookForDeletedKeys}: {lookForDeletedKeys: boolean}): Partial<T> {
     let changes: Partial<T> = {}
     for (let key in current) {
         if (old[key] !== current[key]) {
             changes[key] = current[key] || null
         }
     }
-    for (let key in old) {
-        if (!changes[key] && old[key] !== current[key]) {
-            changes[key] = current[key] || null
+    if (lookForDeletedKeys) {
+        for (let key in old) {
+            if (!changes[key] && old[key] !== current[key]) {
+                changes[key] = current[key] || null
+            }
         }
     }
     return changes