From fc248e3323b5935f0d2ce1799476b44e823b809d Mon Sep 17 00:00:00 2001
From: fig <1gusredo@gmail.com>
Date: Mon, 29 Dec 2025 21:34:54 +0000
Subject: [PATCH] chore(stages): use with_capacity() at populate_range()
 (#20671)

---
 crates/stages/stages/src/stages/merkle_changesets.rs | 3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)

diff --git a/crates/stages/stages/src/stages/merkle_changesets.rs b/crates/stages/stages/src/stages/merkle_changesets.rs
index 81983b7366..adcb0fcf8d 100644
--- a/crates/stages/stages/src/stages/merkle_changesets.rs
+++ b/crates/stages/stages/src/stages/merkle_changesets.rs
@@ -195,7 +195,8 @@ impl MerkleChangeSets {
             ?target_range,
             "Computing per-block state reverts",
         );
-        let mut per_block_state_reverts = Vec::new();
+        let range_len = target_end - target_start;
+        let mut per_block_state_reverts = Vec::with_capacity(range_len as usize);
         for block_number in target_range.clone() {
             per_block_state_reverts.push(HashedPostStateSorted::from_reverts::<KeccakKeyHasher>(
                 provider.tx_ref(),