diff --git a/Lib9c b/Lib9c
index cd378f26a..7b3f640e8 160000
--- a/Lib9c
+++ b/Lib9c
@@ -1 +1 @@
-Subproject commit cd378f26a8d187c08ea928a15ec988d394fc14a3
+Subproject commit 7b3f640e8eb1b42c9c8be1d2c1363e387b4797a8
diff --git a/NineChronicles.Headless/GraphTypes/StateQuery.cs b/NineChronicles.Headless/GraphTypes/StateQuery.cs
index e35cf04dd..7f07af304 100644
--- a/NineChronicles.Headless/GraphTypes/StateQuery.cs
+++ b/NineChronicles.Headless/GraphTypes/StateQuery.cs
@@ -765,11 +765,6 @@ public StateQuery()
                 {
                     var agentAddress = new AgentAddress(context.GetArgument<Address>("agentAddress"));
                     var validatorAddress = context.GetArgument<Address>("validatorAddress");
-                    if (!(context.Source.WorldState.GetAgentState(agentAddress) is { } agentState))
-                    {
-                        return null;
-                    }
-
                     var repository = new ValidatorRepository(new World(context.Source.WorldState), new HallowActionContext { });
                     var delegatee = repository.GetValidatorDelegatee(validatorAddress);
                     var share = repository.GetBond(delegatee, agentAddress).Share;