diff --git a/near-sdk/src/store/lookup_map/mod.rs b/near-sdk/src/store/lookup_map/mod.rs
index f733e4e74..703c8e59e 100644
--- a/near-sdk/src/store/lookup_map/mod.rs
+++ b/near-sdk/src/store/lookup_map/mod.rs
@@ -78,22 +78,6 @@ const ERR_ELEMENT_SERIALIZATION: &str = "Cannot serialize element";
 ///
 /// [`with_hasher`]: Self::with_hasher
 
-#[cfg(feature = "abi")]
-#[derive(BorshSerialize, BorshDeserialize, BorshSchema)]
-pub struct LookupMap<K, V, H = Identity>
-where
-    K: BorshSerialize + Ord,
-    V: BorshSerialize,
-    H: ToKey,
-{
-    prefix: Box<[u8]>,
-    /// Cache for loads and intermediate changes to the underlying vector.
-    /// The cached entries are wrapped in a [`Box`] to avoid existing pointers from being
-    /// invalidated.
-    #[borsh(skip, bound(deserialize = ""))]
-    cache: StableMap<K, EntryAndHash<V, H::KeyType>>,
-}
-#[cfg(not(feature = "abi"))]
 #[derive(BorshSerialize, BorshDeserialize)]
 pub struct LookupMap<K, V, H = Identity>
 where