diff --git a/Cargo.lock b/Cargo.lock
index e57fceef23e82..0f076c8550471 100644
--- a/Cargo.lock
+++ b/Cargo.lock
@@ -14695,7 +14695,7 @@ version = "2.3.3"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "881b6f881b17d13214e5d494c939ebab463d01264ce1811e9d4ac3a882e7695f"
 dependencies = [
- "darling 0.20.3",
+ "darling 0.20.9",
  "proc-macro2",
  "quote",
  "syn 2.0.48",
diff --git a/storage/scratchpad/src/sparse_merkle/mod.rs b/storage/scratchpad/src/sparse_merkle/mod.rs
index 0b8ef39a2035e..2c92aaa53a39c 100644
--- a/storage/scratchpad/src/sparse_merkle/mod.rs
+++ b/storage/scratchpad/src/sparse_merkle/mod.rs
@@ -423,6 +423,7 @@ where
             return Ok(self.clone());
         }
 
+        /*
         let inc_hash_diff = updates
             .par_iter()
             .fold(
@@ -452,6 +453,8 @@ where
             );
         let mut inc_hash = self.smt.inner.root().inc_hash.clone();
         inc_hash.union(&inc_hash_diff);
+         */
+        let inc_hash = self.smt.inner.root().inc_hash.clone();
 
         let content = self
             .smt