diff --git a/ofdpa/flows.py b/ofdpa/flows.py
index 78b1fad..44184b3 100644
--- a/ofdpa/flows.py
+++ b/ofdpa/flows.py
@@ -69,7 +69,7 @@
         # create match
         match = ofp.match()
         match.oxm_list.append(ofp.oxm.eth_type(0x0800))
-        match.oxm_list.append(ofp.oxm.ip_proto(2))
+        match.oxm_list.append(ofp.oxm.ip_proto(17))
         request = ofp.message.flow_add(
             table_id=60,
             cookie=42,