diff --git a/laborious/activities/opc.py b/laborious/activities/opc.py
index 6099e38..7d9a81a 100644
--- a/laborious/activities/opc.py
+++ b/laborious/activities/opc.py
@@ -106,7 +106,7 @@ class OPC(SientiaMonitoring):
                     attachment_content=error_data.get('attachment_content', None),
                 )
             else:
-                self.logger.info(f'OPC server {opc_id} connected successfully.')
+                self.logger.info(f'OPC server {opc_id}:{server["server_name"]} connected successfully.')
 
     async def write_data(
         self,