diff --git a/CHANGES.md b/CHANGES.md
index 071356e36ef..af80c22dc00 100644
--- a/CHANGES.md
+++ b/CHANGES.md
@@ -35,6 +35,9 @@ be compatible with this version,  specifically, those that ran with
  -  (Libplanet.Store) Removed `FullNode()` and added `FullNode.Empty`.
     [[#3573]]
  -  (Libplanet.Store) Slightly optimized `ITrie` performance.  [[#3573]]
+ -  (Libplanet.Store) Changed `FullNode` to no longer inherit `BaseNode`.
+    [[#3574]]
+ -  (Libplanet.Store) Removed `BaseNode`.  [[#3574]]
 
 [#3559]: https://github.com/planetarium/libplanet/pull/3559
 [#3560]: https://github.com/planetarium/libplanet/pull/3560
@@ -44,6 +47,7 @@ be compatible with this version,  specifically, those that ran with
 [#3567]: https://github.com/planetarium/libplanet/pull/3567
 [#3572]: https://github.com/planetarium/libplanet/pull/3572
 [#3573]: https://github.com/planetarium/libplanet/pull/3573
+[#3574]: https://github.com/planetarium/libplanet/pull/3574
 
 
 Version 3.9.2
diff --git a/Libplanet.Store/Trie/Nodes/BaseNode.cs b/Libplanet.Store/Trie/Nodes/BaseNode.cs
deleted file mode 100644
index bdd9bb223b4..00000000000
--- a/Libplanet.Store/Trie/Nodes/BaseNode.cs
+++ /dev/null
@@ -1,21 +0,0 @@
-using Bencodex.Types;
-
-namespace Libplanet.Store.Trie.Nodes
-{
-    /// <summary>
-    /// Represents a node in MPT that can have a value.
-    /// </summary>
-    public abstract class BaseNode : INode
-    {
-        protected BaseNode(INode? value)
-        {
-            Value = value;
-        }
-
-        // It will not support embedded node.
-        public INode? Value { get; }
-
-        /// <inheritdoc cref="INode.ToBencodex()"/>
-        public abstract IValue ToBencodex();
-    }
-}
diff --git a/Libplanet.Store/Trie/Nodes/FullNode.cs b/Libplanet.Store/Trie/Nodes/FullNode.cs
index 4557af7c1df..9f3abe6de6a 100644
--- a/Libplanet.Store/Trie/Nodes/FullNode.cs
+++ b/Libplanet.Store/Trie/Nodes/FullNode.cs
@@ -5,16 +5,15 @@
 
 namespace Libplanet.Store.Trie.Nodes
 {
-    public sealed class FullNode : BaseNode, IEquatable<FullNode>
+    public sealed class FullNode : INode, IEquatable<FullNode>
     {
-        // Children 0x10 + Value 0x1
+        // Children 0x10 + Value 0x01
         public const byte ChildrenCount = 0x11;
 
         public static readonly FullNode Empty =
             new FullNode(new INode?[ChildrenCount].ToImmutableArray());
 
         public FullNode(ImmutableArray<INode?> children)
-            : base(children[ChildrenCount - 1])
         {
             if (children.Length != ChildrenCount)
             {
@@ -23,10 +22,13 @@ public FullNode(ImmutableArray<INode?> children)
             }
 
             Children = children;
+            Value = children[ChildrenCount - 1];
         }
 
         public ImmutableArray<INode?> Children { get; }
 
+        public INode? Value { get; }
+
         public FullNode SetChild(int index, INode childNode)
         {
             return new FullNode(Children.SetItem(index, childNode));
@@ -48,13 +50,10 @@ public bool Equals(FullNode? other)
         public override bool Equals(object? obj) =>
             obj is FullNode other && Equals(other);
 
-        public override int GetHashCode()
-        {
-            return Children.GetHashCode();
-        }
+        public override int GetHashCode() => Children.GetHashCode();
 
         /// <inheritdoc cref="INode.ToBencodex()"/>
-        public override IValue ToBencodex() =>
+        public IValue ToBencodex() =>
             new List(Children.Select(child => child?.ToBencodex() ?? Null.Value));
     }
 }