diff --git a/common/devkit_utils/transport_utils.py b/common/devkit_utils/transport_utils.py
index e5a728994699440d4929795c4600103043902ba5..f16b61e78e3c4c44a906a7bfaee5988db526b1fe 100644
--- a/common/devkit_utils/transport_utils.py
+++ b/common/devkit_utils/transport_utils.py
@@ -51,6 +51,7 @@ class SSHClientFactory:
                     raise TransportException("The passwordless configuration is incorrect")
         except Exception as ex:
             logging.exception(ex)
+            ssh.close()
             raise TransportException()
         return ssh
 
@@ -171,4 +172,5 @@ Q0ktTVQBAgMEBQYH
 -----END OPENSSH PRIVATE KEY-----""")
     ssh_client = factory.create_ssh_client()
     stdin, stdout, stderr = ssh_client.exec_command("whoami")
+    ssh_client.close()
     print(stdout.read())