Fix: constant should be static
diff --git a/src/main/java/net/onrc/onos/ofcontroller/util/FlowPathFlags.java b/src/main/java/net/onrc/onos/ofcontroller/util/FlowPathFlags.java
index 63241f0..4bbd399 100644
--- a/src/main/java/net/onrc/onos/ofcontroller/util/FlowPathFlags.java
+++ b/src/main/java/net/onrc/onos/ofcontroller/util/FlowPathFlags.java
@@ -9,10 +9,10 @@
     private long flags;
 
     // Discard the first-hop Flow Entry
-    private final long DISCARD_FIRST_HOP_ENTRY		= (1 << 0);
+    private static final long DISCARD_FIRST_HOP_ENTRY   = (1 << 0);
 
     // Keep only the first-hop Flow Entry
-    private final long KEEP_ONLY_FIRST_HOP_ENTRY	= (1 << 1);
+    private static final long KEEP_ONLY_FIRST_HOP_ENTRY = (1 << 1);
 
     /**
      * Default constructor.