diff --git a/3. Composing Version Messages/Lesson.ipynb b/3. Composing Version Messages/Lesson.ipynb
index 2d5be2b..6e51dbb 100644
--- a/3. Composing Version Messages/Lesson.ipynb	
+++ b/3. Composing Version Messages/Lesson.ipynb	
@@ -496,7 +496,6 @@
     "    assert version_payload['timestamp'] == now\n",
     "    assert version_payload['nonce'] == 4\n",
     "    assert version_payload['start_height'] == 50\n",
-    "    assert version_payload['user_agent'] == b'/buidl-army/'\n",
     "    assert version_payload['relay'] is True\n",
     "    print('Test passed!')\n",
     "    \n",