diff --git a/src/eth/primitives/block_number.rs b/src/eth/primitives/block_number.rs
index 0f4189a25..7ac1922c0 100644
--- a/src/eth/primitives/block_number.rs
+++ b/src/eth/primitives/block_number.rs
@@ -2,10 +2,10 @@ use std::ops::Add;
 use std::ops::AddAssign;
 use std::str::FromStr;
 
+use alloy_primitives::keccak256;
 use anyhow::anyhow;
 use display_json::DebugAsJson;
 use ethereum_types::U64;
-use ethers_core::utils::keccak256;
 use fake::Dummy;
 use fake::Faker;
 
@@ -24,7 +24,7 @@ impl BlockNumber {
 
     /// Calculates the keccak256 hash of the block number.
     pub fn hash(&self) -> Hash {
-        Hash::new(keccak256(<[u8; 8]>::from(*self)))
+        Hash::new(*keccak256(<[u8; 8]>::from(*self)))
     }
 
     /// Returns the previous block number.
diff --git a/src/eth/primitives/slot_index.rs b/src/eth/primitives/slot_index.rs
index 45fe20f4c..476ae2214 100644
--- a/src/eth/primitives/slot_index.rs
+++ b/src/eth/primitives/slot_index.rs
@@ -1,9 +1,10 @@
 use std::fmt::Display;
 use std::io::Read;
 
+use alloy_primitives::keccak256;
+use alloy_primitives::FixedBytes;
 use display_json::DebugAsJson;
 use ethereum_types::U256;
-use ethers_core::utils::keccak256;
 use fake::Dummy;
 use fake::Faker;
 
@@ -67,6 +68,12 @@ impl From<RevmU256> for SlotIndex {
     }
 }
 
+impl From<FixedBytes<32>> for SlotIndex {
+    fn from(value: FixedBytes<32>) -> Self {
+        Self::from(value.0)
+    }
+}
+
 // -----------------------------------------------------------------------------
 // Tests
 // -----------------------------------------------------------------------------