diff --git a/protocols/v2/sv2-ffi/sv2.h b/protocols/v2/sv2-ffi/sv2.h
index 9e7dd8a99..3163e4fa6 100644
--- a/protocols/v2/sv2-ffi/sv2.h
+++ b/protocols/v2/sv2-ffi/sv2.h
@@ -121,10 +121,6 @@ static const uint8_t MESSAGE_TYPE_ALLOCATE_MINING_JOB_TOKEN = 80;
 
 static const uint8_t MESSAGE_TYPE_ALLOCATE_MINING_JOB_TOKEN_SUCCESS = 81;
 
-static const uint8_t MESSAGE_TYPE_IDENTIFY_TRANSACTIONS = 83;
-
-static const uint8_t MESSAGE_TYPE_IDENTIFY_TRANSACTIONS_SUCCESS = 84;
-
 static const uint8_t MESSAGE_TYPE_PROVIDE_MISSING_TRANSACTIONS = 85;
 
 static const uint8_t MESSAGE_TYPE_PROVIDE_MISSING_TRANSACTIONS_SUCCESS = 86;
@@ -183,10 +179,6 @@ static const bool CHANNEL_BIT_DECLARE_MINING_JOB_SUCCESS = false;
 
 static const bool CHANNEL_BIT_DECLARE_MINING_JOB_ERROR = false;
 
-static const bool CHANNEL_BIT_IDENTIFY_TRANSACTIONS = false;
-
-static const bool CHANNEL_BIT_IDENTIFY_TRANSACTIONS_SUCCESS = false;
-
 static const bool CHANNEL_BIT_PROVIDE_MISSING_TRANSACTIONS = false;
 
 static const bool CHANNEL_BIT_PROVIDE_MISSING_TRANSACTIONS_SUCCESS = false;