diff --git a/src/cpp/ripple/SerializeProto.h b/src/cpp/ripple/SerializeProto.h
index 5b510e969e..7c88837d3f 100644
--- a/src/cpp/ripple/SerializeProto.h
+++ b/src/cpp/ripple/SerializeProto.h
@@ -58,6 +58,7 @@
 	FIELD(FirstLedgerSequence,	UINT32, 26)
 	FIELD(LastLedgerSequence,	UINT32, 27)
 	FIELD(TransactionIndex,		UINT32, 28)
+	FIELD(OperationLimit,		UINT32, 29)
 
 	// 64-bit integers
 	FIELD(IndexNext,			UINT64, 1)
diff --git a/src/cpp/ripple/TransactionFormats.cpp b/src/cpp/ripple/TransactionFormats.cpp
index 5f0feb40e1..6835178922 100644
--- a/src/cpp/ripple/TransactionFormats.cpp
+++ b/src/cpp/ripple/TransactionFormats.cpp
@@ -10,6 +10,7 @@ std::map<std::string, TransactionFormat*> TransactionFormat::byName;
 		<< SOElement(sfAccount,				SOE_REQUIRED)	\
 		<< SOElement(sfSequence,			SOE_REQUIRED)	\
 		<< SOElement(sfFee,					SOE_REQUIRED)	\
+		<< SOElement(sfOperationLimit,		SOE_OPTIONAL)   \
 		<< SOElement(sfSigningPubKey,		SOE_REQUIRED)	\
 		<< SOElement(sfTxnSignature,		SOE_OPTIONAL)