diff --git a/java_gen/pre-written/src/main/java/org/projectfloodlight/openflow/protocol/match/MatchField.java b/java_gen/pre-written/src/main/java/org/projectfloodlight/openflow/protocol/match/MatchField.java
index 47ca9da..08a368d 100644
--- a/java_gen/pre-written/src/main/java/org/projectfloodlight/openflow/protocol/match/MatchField.java
+++ b/java_gen/pre-written/src/main/java/org/projectfloodlight/openflow/protocol/match/MatchField.java
@@ -13,6 +13,7 @@
 import org.projectfloodlight.openflow.types.MacAddress;
 import org.projectfloodlight.openflow.types.OFMetadata;
 import org.projectfloodlight.openflow.types.OFPort;
+import org.projectfloodlight.openflow.types.OFPortMap;
 import org.projectfloodlight.openflow.types.OFValueType;
 import org.projectfloodlight.openflow.types.TransportPort;
 import org.projectfloodlight.openflow.types.U32;
@@ -170,6 +171,9 @@
             new MatchField<U8>("mpls_tc", MatchFields.MPLS_TC,
                     new Prerequisite<EthType>(MatchField.ETH_TYPE, EthType.MPLS_UNICAST, EthType.MPLS_MULTICAST));
 
+    public final static MatchField<OFPortMap> BSN_IN_PORTS_MASKED_128 =
+            new MatchField<OFPortMap>("bsn_in_port_masked_128", MatchFields.BSN_IN_PORTS_MASKED_128);
+
     public String getName() {
         return name;
     }
diff --git a/java_gen/pre-written/src/main/java/org/projectfloodlight/openflow/protocol/match/MatchFields.java b/java_gen/pre-written/src/main/java/org/projectfloodlight/openflow/protocol/match/MatchFields.java
index 7deb9af..c73530b 100644
--- a/java_gen/pre-written/src/main/java/org/projectfloodlight/openflow/protocol/match/MatchFields.java
+++ b/java_gen/pre-written/src/main/java/org/projectfloodlight/openflow/protocol/match/MatchFields.java
@@ -37,5 +37,6 @@
     IPV6_ND_SLL,
     IPV6_ND_TLL,
     MPLS_LABEL,
-    MPLS_TC
+    MPLS_TC,
+    BSN_IN_PORTS_MASKED_128
 }