diff --git a/libraries/chain/protocol/account.cpp b/libraries/chain/protocol/account.cpp
index cf592d5c..08d5a566 100644
--- a/libraries/chain/protocol/account.cpp
+++ b/libraries/chain/protocol/account.cpp
@@ -171,15 +171,22 @@ void account_options::validate() const
 {
    auto needed_witnesses = num_witness;
    auto needed_committee = num_committee;
+   auto needed_sons = num_son;
 
    for( vote_id_type id : votes )
       if( id.type() == vote_id_type::witness && needed_witnesses )
          --needed_witnesses;
       else if ( id.type() == vote_id_type::committee && needed_committee )
          --needed_committee;
+      else if ( id.type() == vote_id_type::son && needed_sons )
+         --needed_sons;
 
-   FC_ASSERT( needed_witnesses == 0 && needed_committee == 0,
-              "May not specify fewer witnesses or committee members than the number voted for.");
+   FC_ASSERT( needed_witnesses == 0,
+              "May not specify fewer witnesses than the number voted for.");
+   FC_ASSERT( needed_committee == 0,
+              "May not specify committee members than the number voted for.");
+   FC_ASSERT( needed_sons == 0,
+              "May not specify fewer SONs than the number voted for.");
 }
 
 void affiliate_reward_distribution::validate() const
diff --git a/tests/cli/son.cpp b/tests/cli/son.cpp
index c093cd84..8ed01d47 100644
--- a/tests/cli/son.cpp
+++ b/tests/cli/son.cpp
@@ -392,7 +392,7 @@ BOOST_AUTO_TEST_CASE( update_son_votes_test )
        accepted.push_back("son1account");
        accepted.push_back("son2account");
        update_votes_tx = con.wallet_api_ptr->update_son_votes("nathan", accepted,
-                                                              rejected, 15, true);
+                                                              rejected, 2, true);
        BOOST_CHECK(generate_block());
        BOOST_CHECK(generate_maintenance_block());
 
@@ -412,7 +412,7 @@ BOOST_AUTO_TEST_CASE( update_son_votes_test )
        rejected.clear();
        rejected.push_back("son1account");
        update_votes_tx = con.wallet_api_ptr->update_son_votes("nathan", accepted,
-                                                              rejected, 15, true);
+                                                              rejected, 1, true);
        BOOST_CHECK(generate_maintenance_block());
 
        // Verify the votes
@@ -431,7 +431,7 @@ BOOST_AUTO_TEST_CASE( update_son_votes_test )
        rejected.clear();
        rejected.push_back("son1accnt");
        BOOST_CHECK_THROW(update_votes_tx = con.wallet_api_ptr->update_son_votes("nathan", accepted,
-                                                              rejected, 15, true), fc::exception);
+                                                              rejected, 1, true), fc::exception);
        BOOST_CHECK(generate_block());
 
        // Verify the votes
@@ -449,7 +449,7 @@ BOOST_AUTO_TEST_CASE( update_son_votes_test )
        rejected.clear();
        rejected.push_back("son2account");
        update_votes_tx = con.wallet_api_ptr->update_son_votes("nathan", accepted,
-                                                              rejected, 15, true);
+                                                              rejected, 0, true);
        BOOST_CHECK(generate_maintenance_block());
 
        // Verify the votes
@@ -468,7 +468,7 @@ BOOST_AUTO_TEST_CASE( update_son_votes_test )
        rejected.push_back("son1accnt");
        accepted.push_back("son1accnt");
        BOOST_REQUIRE_THROW(update_votes_tx = con.wallet_api_ptr->update_son_votes("nathan", accepted,
-                                                              rejected, 15, true), fc::exception);
+                                                              rejected, 1, true), fc::exception);
        BOOST_CHECK(generate_maintenance_block());
 
        // Verify the votes
@@ -485,7 +485,7 @@ BOOST_AUTO_TEST_CASE( update_son_votes_test )
        accepted.clear();
        rejected.clear();
        BOOST_REQUIRE_THROW(update_votes_tx = con.wallet_api_ptr->update_son_votes("nathan", accepted,
-                                                              rejected, 15, true), fc::exception);
+                                                              rejected, 1, true), fc::exception);
        BOOST_CHECK(generate_maintenance_block());
 
        // Verify the votes