diff --git a/Lib9c b/Lib9c
index 7bee0e5a8..408044d35 160000
--- a/Lib9c
+++ b/Lib9c
@@ -1 +1 @@
-Subproject commit 7bee0e5a8f67d09c31713c194b87fccff20a3124
+Subproject commit 408044d350415a7511fa39cc97424d46a11d359e
diff --git a/NineChronicles.Headless.Executable/Program.cs b/NineChronicles.Headless.Executable/Program.cs
index fcf00694f..be28fb779 100644
--- a/NineChronicles.Headless.Executable/Program.cs
+++ b/NineChronicles.Headless.Executable/Program.cs
@@ -458,6 +458,10 @@ IActionLoader MakeSingleActionLoader()
                         .WithTracing(
                             builder => builder
                                 .AddSource("Lib9c.Action.HackAndSlash")
+                                .AddSource("Lib9c.Action.Stake")
+                                .AddSource("Lib9c.Model.Guild.GuildParticipant")
+                                .AddSource("Lib9c.Delegation.Delegatee")
+                                .AddSource("Lib9c.Delegation.Delegator")
                                 .AddSource("Libplanet.Action.State")
                                 .AddSource("Libplanet.Blockchain.BlockChainStates")
                                 .AddSource("NineChronicles.Headless.GraphTypes.StandaloneQuery")