diff --git a/pymongo/common.py b/pymongo/common.py
index 2ef9fa92f..a073eba57 100644
--- a/pymongo/common.py
+++ b/pymongo/common.py
@@ -68,7 +68,8 @@ MAX_WRITE_BATCH_SIZE = 1000
 # What this version of PyMongo supports.
 MIN_SUPPORTED_SERVER_VERSION = "3.6"
 MIN_SUPPORTED_WIRE_VERSION = 6
-MAX_SUPPORTED_WIRE_VERSION = 21
+# MongoDB 8.0
+MAX_SUPPORTED_WIRE_VERSION = 25
 
 # Frequency to call hello on servers, in seconds.
 HEARTBEAT_FREQUENCY = 10
diff --git a/test/test_topology.py b/test/test_topology.py
index 8f7fde981..3725bab93 100644
--- a/test/test_topology.py
+++ b/test/test_topology.py
@@ -548,8 +548,8 @@ class TestMultiServerTopology(TopologyTest):
                 HelloCompat.LEGACY_CMD: True,
                 "setName": "rs",
                 "hosts": ["a"],
-                "minWireVersion": 22,
-                "maxWireVersion": 24,
+                "minWireVersion": 26,
+                "maxWireVersion": 27,
             },
         )
 
@@ -559,7 +559,7 @@ class TestMultiServerTopology(TopologyTest):
             # Error message should say which server failed and why.
             self.assertEqual(
                 str(e),
-                "Server at a:27017 requires wire version 22, but this version "
+                "Server at a:27017 requires wire version 26, but this version "
                 "of PyMongo only supports up to %d." % (common.MAX_SUPPORTED_WIRE_VERSION,),
             )
         else: