diff --git a/README.md b/README.md
index 0c8ac0c..fe1493a 100644
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@@ -162,7 +162,7 @@ The NamedTuple is a lightweight data structure provides a way to define immutabl
 
 the TrainingState serves as a lightweight container to hold and manage the model parameters during the training process, allowing for efficient manipulation and updating of the model's weights.
 
-### :page_with_curl: KVMemory
+## :page_with_curl: KVMemory
 
 `KVMemory` is a `NamedTuple` data structure used to store and manage the key-value memory state in the transformer architecture. It is defined as follows: