diff --git a/src/gnosis.rs b/src/gnosis.rs
index d896eb0..fdc8689 100644
--- a/src/gnosis.rs
+++ b/src/gnosis.rs
@@ -1,6 +1,7 @@
 use std::collections::HashMap;
 
 use crate::errors::GnosisBlockExecutionError;
+use alloy_consensus::constants::KECCAK_EMPTY;
 use alloy_eips::eip4895::{Withdrawal, Withdrawals};
 use alloy_primitives::{address, Address, U256};
 use alloy_sol_macro::sol;
@@ -156,6 +157,10 @@ where
         }
     };
 
+    if state.get(&block_rewards_contract).unwrap().info.code_hash == KECCAK_EMPTY {
+        return Ok(HashMap::new());
+    }
+
     let output_bytes = match result {
         ExecutionResult::Success { output, .. } => match output {
             Output::Call(output_bytes) |