diff --git a/tests/unit/config/test_configtypes.py b/tests/unit/config/test_configtypes.py
index 4756e657d..cafaffb98 100644
--- a/tests/unit/config/test_configtypes.py
+++ b/tests/unit/config/test_configtypes.py
@@ -1471,10 +1471,13 @@ class TestDict:
         try:
             converted = d.from_str(text)
         except configexc.ValidationError:
-            pass
-        else:
-            expected = '' if not val else text
-            assert d.to_str(converted) == expected
+            return
+
+        if len(converted) > 1:
+            # For longer dicts, the key order could be switched
+            return
+
+        assert d.to_str(converted) == '' if not val else text
 
 
 def unrequired_class(**kwargs):