diff --git a/goblin/driver/connection.py b/goblin/driver/connection.py
index 6490341f372d0f61ca7a3e21fde695ce9fa7f777..5bf400a01306abc727e4cd3c1320b73e6227ee27 100644
--- a/goblin/driver/connection.py
+++ b/goblin/driver/connection.py
@@ -46,6 +46,10 @@ class AbstractConnection(abc.ABC):
     async def submit(self):
         raise NotImplementedError
 
+    @abc.abstractmethod
+    async def close(self):
+        raise NotImplementedError
+
 
 class Connection(AbstractConnection):