diff --git a/protocols/ovsdb/ctl/src/main/java/org/onosproject/ovsdb/controller/impl/Controller.java b/protocols/ovsdb/ctl/src/main/java/org/onosproject/ovsdb/controller/impl/Controller.java
index e2bb684..d49710d 100644
--- a/protocols/ovsdb/ctl/src/main/java/org/onosproject/ovsdb/controller/impl/Controller.java
+++ b/protocols/ovsdb/ctl/src/main/java/org/onosproject/ovsdb/controller/impl/Controller.java
@@ -65,7 +65,7 @@
  * distributed OVSDBClient.
  */
 public class Controller {
-    protected static final Logger log = LoggerFactory
+    private static final Logger log = LoggerFactory
             .getLogger(Controller.class);
 
     private int ovsdbPort = OvsdbConstant.OVSDBPORT;