diff --git a/gns3server/agent/gns3_copilot/utils/custom_netmiko/tests/test_huawei_ce.py b/gns3server/agent/gns3_copilot/utils/custom_netmiko/tests/test_huawei_ce.py
index 62a1c3a5c..a5a06157b 100644
--- a/gns3server/agent/gns3_copilot/utils/custom_netmiko/tests/test_huawei_ce.py
+++ b/gns3server/agent/gns3_copilot/utils/custom_netmiko/tests/test_huawei_ce.py
@@ -51,14 +51,14 @@ class TestHuaweiTelnetCEDriver(unittest.TestCase):
 
         # Check CLASS_MAPPER
         self.assertIn("gns3_huawei_telnet_ce", CLASS_MAPPER)
-        self.assertEqual(
+        self.assertIs(
             CLASS_MAPPER["gns3_huawei_telnet_ce"],
             self.HuaweiTelnetCE
         )
 
         # Check CLASS_MAPPER_BASE
         self.assertIn("gns3_huawei_telnet_ce", CLASS_MAPPER_BASE)
-        self.assertEqual(
+        self.assertIs(
             CLASS_MAPPER_BASE["gns3_huawei_telnet_ce"],
             self.HuaweiTelnetCE
         )
diff --git a/gns3server/agent/gns3_copilot/utils/custom_netmiko/tests/test_ruijie_telnet.py b/gns3server/agent/gns3_copilot/utils/custom_netmiko/tests/test_ruijie_telnet.py
index 682050c9e..4fe72b21a 100644
--- a/gns3server/agent/gns3_copilot/utils/custom_netmiko/tests/test_ruijie_telnet.py
+++ b/gns3server/agent/gns3_copilot/utils/custom_netmiko/tests/test_ruijie_telnet.py
@@ -51,14 +51,14 @@ class TestRuijieTelnetEnhancedDriver(unittest.TestCase):
 
         # Check CLASS_MAPPER
         self.assertIn("gns3_ruijie_telnet", CLASS_MAPPER)
-        self.assertEqual(
+        self.assertIs(
             CLASS_MAPPER["gns3_ruijie_telnet"],
             self.RuijieTelnetEnhanced
         )
 
         # Check CLASS_MAPPER_BASE
         self.assertIn("gns3_ruijie_telnet", CLASS_MAPPER_BASE)
-        self.assertEqual(
+        self.assertIs(
             CLASS_MAPPER_BASE["gns3_ruijie_telnet"],
             self.RuijieTelnetEnhanced
         )
diff --git a/gns3server/agent/gns3_copilot/utils/custom_netmiko/tests/test_vpcs_telnet.py b/gns3server/agent/gns3_copilot/utils/custom_netmiko/tests/test_vpcs_telnet.py
index 64700e139..1b4eb9b4f 100644
--- a/gns3server/agent/gns3_copilot/utils/custom_netmiko/tests/test_vpcs_telnet.py
+++ b/gns3server/agent/gns3_copilot/utils/custom_netmiko/tests/test_vpcs_telnet.py
@@ -53,14 +53,14 @@ class TestVPCSTelnetDriver(unittest.TestCase):
 
         # Check CLASS_MAPPER
         self.assertIn("gns3_vpcs_telnet", CLASS_MAPPER)
-        self.assertEqual(
+        self.assertIs(
             CLASS_MAPPER["gns3_vpcs_telnet"],
             self.VPCSTelnet
         )
 
         # Check CLASS_MAPPER_BASE
         self.assertIn("gns3_vpcs_telnet", CLASS_MAPPER_BASE)
-        self.assertEqual(
+        self.assertIs(
             CLASS_MAPPER_BASE["gns3_vpcs_telnet"],
             self.VPCSTelnet
         )