diff --git a/CHANGELOG.md b/CHANGELOG.md
index c3d32c0f5..eedaa296c 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -1,3 +1,7 @@
+## 0.19.7 (TBD)
+
+- Expose `StorageError` and `SubtreeUpdate` as prep. to externalize the `LargeSmt` RocksDB backend ([#850](https://github.com/0xMiden/crypto/pull/850)).
+
 ## 0.19.6 (2026-02-24)
 
 - Added `Signature::from_der()` for ECDSA signatures over secp256k1 ([#842](https://github.com/0xMiden/crypto/pull/842)).
diff --git a/miden-crypto/src/merkle/smt/mod.rs b/miden-crypto/src/merkle/smt/mod.rs
index 2dcf4ea8e..dacacbcda 100644
--- a/miden-crypto/src/merkle/smt/mod.rs
+++ b/miden-crypto/src/merkle/smt/mod.rs
@@ -20,8 +20,8 @@ mod large;
 pub use full::concurrent::{SubtreeLeaf, build_subtree_for_bench};
 #[cfg(feature = "concurrent")]
 pub use large::{
-    LargeSmt, LargeSmtError, MemoryStorage, SmtStorage, StorageUpdateParts, StorageUpdates,
-    Subtree, SubtreeError,
+    LargeSmt, LargeSmtError, MemoryStorage, SmtStorage, StorageError, StorageUpdateParts,
+    StorageUpdates, Subtree, SubtreeError, SubtreeUpdate,
 };
 #[cfg(feature = "rocksdb")]
 pub use large::{RocksDbConfig, RocksDbStorage};