diff --git a/src/primitives/transaction.h b/src/primitives/transaction.h
index f66836eb0..0b8129354 100644
--- a/src/primitives/transaction.h
+++ b/src/primitives/transaction.h
@@ -47,7 +47,6 @@
 extern uint32_t ASSETCHAINS_MAGIC;
 extern std::string ASSETCHAINS_SELFIMPORT;
 
-#define JOINSPLIT_SIZE GetSerializeSize(JSDescription(), SER_NETWORK, PROTOCOL_VERSION)
 #define OUTPUTDESCRIPTION_SIZE GetSerializeSize(OutputDescription(), SER_NETWORK, PROTOCOL_VERSION)
 #define SPENDDESCRIPTION_SIZE GetSerializeSize(SpendDescription(), SER_NETWORK, PROTOCOL_VERSION)