diff --git a/of/lib/src/main/java/org/projectfloodlight/openflow/types/IPVersion.java b/of/lib/src/main/java/org/projectfloodlight/openflow/types/IPVersion.java
new file mode 100644
index 0000000..5bfc6d8
--- /dev/null
+++ b/of/lib/src/main/java/org/projectfloodlight/openflow/types/IPVersion.java
@@ -0,0 +1,6 @@
+package org.projectfloodlight.openflow.types;
+
+public enum IPVersion {
+    IPv4,
+    IPv6
+}