diff --git a/java_gen/pre-written/src/main/java/org/openflow/protocol/match/MatchField.java b/java_gen/pre-written/src/main/java/org/openflow/protocol/match/MatchField.java
index eb02bc3..cbd3b14 100644
--- a/java_gen/pre-written/src/main/java/org/openflow/protocol/match/MatchField.java
+++ b/java_gen/pre-written/src/main/java/org/openflow/protocol/match/MatchField.java
@@ -34,7 +34,7 @@
             new MatchField<OFPort>("in_port", MatchFields.IN_PORT);
     
     public final static MatchField<OFPort> IN_PHY_PORT =
-            new MatchField<OFPort>("in_phy_port", MatchFields.PHYSICAL_PORT,
+            new MatchField<OFPort>("in_phy_port", MatchFields.IN_PHY_PORT,
                     new Prerequisite<OFPort>(MatchField.IN_PORT));
     
     public final static MatchField<OFMetadata> METADATA =
@@ -137,7 +137,7 @@
                     new Prerequisite<EthType>(MatchField.ETH_TYPE, EthType.ETH_TYPE_IPv6));
 
     public final static MatchField<IPv6FlowLabel> IPV6_FLABEL =
-            new MatchField<IPv6FlowLabel>("ipv6_flabel", MatchFields.IPV6_FLOWLABEL,
+            new MatchField<IPv6FlowLabel>("ipv6_flabel", MatchFields.IPV6_FLABEL,
                     new Prerequisite<EthType>(MatchField.ETH_TYPE, EthType.ETH_TYPE_IPv6));
 
     public String getName() {
diff --git a/java_gen/pre-written/src/main/java/org/openflow/protocol/match/MatchFields.java b/java_gen/pre-written/src/main/java/org/openflow/protocol/match/MatchFields.java
index 309f91f..ed79237 100644
--- a/java_gen/pre-written/src/main/java/org/openflow/protocol/match/MatchFields.java
+++ b/java_gen/pre-written/src/main/java/org/openflow/protocol/match/MatchFields.java
@@ -3,7 +3,7 @@
 // MUST BE ORDERED BY THE ORDER OF OF SPEC!!!
 public enum MatchFields {
     IN_PORT,
-    PHYSICAL_PORT,
+    IN_PHY_PORT,
     METADATA,
     ETH_DST,
     ETH_SRC,
@@ -30,5 +30,5 @@
     ARP_THA,
     IPV6_SRC,
     IPV6_DST,
-    IPV6_FLOWLABEL,
+    IPV6_FLABEL,
 }