diff --git a/tests/test_update_config.py b/tests/test_update_config.py
index e1a0bdad8bb79021e62822739b9af941d65e345c..2c10dbfae474b0718652a883235bbdab041887ea 100644
--- a/tests/test_update_config.py
+++ b/tests/test_update_config.py
@@ -80,8 +80,9 @@ def test_main(capsys):
     out, _ = capsys.readouterr()
 
     assert "SUCCESS" in out
+    # The last component is a an unpredictable MUNGE token; ignored here:
     assert ast.literal_eval(
-        q.get(timeout=1).decode('utf-8')) == EXPECTED_ZMQ_REQ
+        q.get(timeout=1).decode('utf-8'))[:-1] == EXPECTED_ZMQ_REQ[:-1]
 
 
 EXPECTED_CONF = [