diff --git a/src/main/java/net/onrc/onos/core/util/Dpid.java b/src/main/java/net/onrc/onos/core/util/Dpid.java
index 1abd0f1..e157975 100644
--- a/src/main/java/net/onrc/onos/core/util/Dpid.java
+++ b/src/main/java/net/onrc/onos/core/util/Dpid.java
@@ -5,7 +5,7 @@
 
 import org.codehaus.jackson.map.annotate.JsonDeserialize;
 import org.codehaus.jackson.map.annotate.JsonSerialize;
-import org.openflow.util.HexString;
+import org.projectfloodlight.openflow.util.HexString;
 
 /**
  * The class representing a network switch DPID.
diff --git a/src/main/java/net/onrc/onos/core/util/FlowEntryAction.java b/src/main/java/net/onrc/onos/core/util/FlowEntryAction.java
index d5ad674..0cc1d6d 100644
--- a/src/main/java/net/onrc/onos/core/util/FlowEntryAction.java
+++ b/src/main/java/net/onrc/onos/core/util/FlowEntryAction.java
@@ -3,7 +3,7 @@
 import net.floodlightcontroller.util.MACAddress;
 
 import org.codehaus.jackson.annotate.JsonProperty;
-import org.openflow.protocol.OFPort;
+import org.projectfloodlight.openflow.types.OFPort;
 
 /**
  * The class representing a single Flow Entry action.
@@ -1212,7 +1212,7 @@
      * @param maxLen the maximum length (in bytes) to send to controller.
      */
     public void setActionOutputToController(short maxLen) {
-        PortNumber port = new PortNumber(OFPort.OFPP_CONTROLLER.getValue());
+        PortNumber port = new PortNumber(OFPort.CONTROLLER.getShortPortNumber());
         actionOutput = new ActionOutput(port, maxLen);
         actionType = ActionValues.ACTION_OUTPUT;
     }
diff --git a/src/main/java/net/onrc/onos/core/util/IPv6.java b/src/main/java/net/onrc/onos/core/util/IPv6.java
index 986fd11..cd1a192 100644
--- a/src/main/java/net/onrc/onos/core/util/IPv6.java
+++ b/src/main/java/net/onrc/onos/core/util/IPv6.java
@@ -5,7 +5,7 @@
 
 import org.codehaus.jackson.map.annotate.JsonDeserialize;
 import org.codehaus.jackson.map.annotate.JsonSerialize;
-import org.openflow.util.HexString;
+import org.projectfloodlight.openflow.util.HexString;
 
 /**
  * The class representing an IPv6 address.