diff --git a/test/discovery_and_monitoring/rs/compatible.json b/test/discovery_and_monitoring/rs/compatible.json
index 444b13e9d5..dfd5d57dfa 100644
--- a/test/discovery_and_monitoring/rs/compatible.json
+++ b/test/discovery_and_monitoring/rs/compatible.json
@@ -16,7 +16,7 @@
               "b:27017"
             ],
             "minWireVersion": 0,
-            "maxWireVersion": 6
+            "maxWireVersion": 21
           }
         ],
         [
diff --git a/test/discovery_and_monitoring/rs/compatible_unknown.json b/test/discovery_and_monitoring/rs/compatible_unknown.json
index cf92dd1ed3..95e03ea958 100644
--- a/test/discovery_and_monitoring/rs/compatible_unknown.json
+++ b/test/discovery_and_monitoring/rs/compatible_unknown.json
@@ -16,7 +16,7 @@
               "b:27017"
             ],
             "minWireVersion": 0,
-            "maxWireVersion": 6
+            "maxWireVersion": 21
           }
         ]
       ],
diff --git a/test/discovery_and_monitoring/sharded/compatible.json b/test/discovery_and_monitoring/sharded/compatible.json
index e531db97f9..ceb0ec24c4 100644
--- a/test/discovery_and_monitoring/sharded/compatible.json
+++ b/test/discovery_and_monitoring/sharded/compatible.json
@@ -23,7 +23,7 @@
             "isWritablePrimary": true,
             "msg": "isdbgrid",
             "minWireVersion": 0,
-            "maxWireVersion": 6
+            "maxWireVersion": 21
           }
         ]
       ],
diff --git a/test/discovery_and_monitoring/single/compatible.json b/test/discovery_and_monitoring/single/compatible.json
index 302927598c..493d9b748e 100644
--- a/test/discovery_and_monitoring/single/compatible.json
+++ b/test/discovery_and_monitoring/single/compatible.json
@@ -11,7 +11,7 @@
             "helloOk": true,
             "isWritablePrimary": true,
             "minWireVersion": 0,
-            "maxWireVersion": 6
+            "maxWireVersion": 21
           }
         ]
       ],
diff --git a/test/discovery_and_monitoring/single/too_old_then_upgraded.json b/test/discovery_and_monitoring/single/too_old_then_upgraded.json
index 58ae7d9de4..c3dd98cf62 100644
--- a/test/discovery_and_monitoring/single/too_old_then_upgraded.json
+++ b/test/discovery_and_monitoring/single/too_old_then_upgraded.json
@@ -1,5 +1,5 @@
 {
-  "description": "Standalone with default maxWireVersion of 0 is upgraded to one with maxWireVersion 6",
+  "description": "Standalone with default maxWireVersion of 0 is upgraded to one with maxWireVersion 21",
   "uri": "mongodb://a",
   "phases": [
     {
@@ -35,7 +35,7 @@
             "helloOk": true,
             "isWritablePrimary": true,
             "minWireVersion": 0,
-            "maxWireVersion": 6
+            "maxWireVersion": 21
           }
         ]
       ],
diff --git a/test/discovery_and_monitoring/unified/logging-loadbalanced.json b/test/discovery_and_monitoring/unified/logging-loadbalanced.json
index 45440d2557..0ad3b0ceaa 100644
--- a/test/discovery_and_monitoring/unified/logging-loadbalanced.json
+++ b/test/discovery_and_monitoring/unified/logging-loadbalanced.json
@@ -132,6 +132,22 @@
                 }
               }
             },
+            {
+              "level": "debug",
+              "component": "topology",
+              "data": {
+                "message": "Topology description changed",
+                "topologyId": {
+                  "$$exists": true
+                },
+                "previousDescription": {
+                  "$$exists": true
+                },
+                "newDescription": {
+                  "$$exists": true
+                }
+              }
+            },
             {
               "level": "debug",
               "component": "topology",