diff --git a/libraries/chain/include/graphene/chain/protocol/vesting.hpp b/libraries/chain/include/graphene/chain/protocol/vesting.hpp
index 5a78fd65..4e7171c9 100644
--- a/libraries/chain/include/graphene/chain/protocol/vesting.hpp
+++ b/libraries/chain/include/graphene/chain/protocol/vesting.hpp
@@ -26,7 +26,7 @@
 
 namespace graphene { namespace chain {
 
-   enum class vesting_balance_type { unspecified, gpos };
+   enum class vesting_balance_type { unspecified, gpos, son };
 
    struct linear_vesting_policy_initializer
    {
@@ -122,4 +122,4 @@ FC_REFLECT(graphene::chain::linear_vesting_policy_initializer, (begin_timestamp)
 FC_REFLECT(graphene::chain::cdd_vesting_policy_initializer, (start_claim)(vesting_seconds) )
 FC_REFLECT_TYPENAME( graphene::chain::vesting_policy_initializer )
 
-FC_REFLECT_ENUM( graphene::chain::vesting_balance_type, (unspecified)(gpos) )
+FC_REFLECT_ENUM( graphene::chain::vesting_balance_type, (unspecified)(gpos)(son) )
diff --git a/tests/tests/son_operations_tests.cpp b/tests/tests/son_operations_tests.cpp
index 75986ca7..b38b8dc1 100644
--- a/tests/tests/son_operations_tests.cpp
+++ b/tests/tests/son_operations_tests.cpp
@@ -36,7 +36,7 @@ BOOST_AUTO_TEST_CASE( create_son_test ) {
       op.creator = alice_id;
       op.owner = alice_id;
       op.amount = asset(10);
-      op.balance_type = vesting_balance_type::unspecified;
+      op.balance_type = vesting_balance_type::son;
 
       trx.operations.push_back(op);
       set_expiration(db, trx);
@@ -51,7 +51,7 @@ BOOST_AUTO_TEST_CASE( create_son_test ) {
       op.creator = alice_id;
       op.owner = alice_id;
       op.amount = asset(10);
-      op.balance_type = vesting_balance_type::unspecified;
+      op.balance_type = vesting_balance_type::son;
 
       trx.operations.push_back(op);
       set_expiration(db, trx);