diff --git a/testing/execution_engine_integration/src/test_rig.rs b/testing/execution_engine_integration/src/test_rig.rs
index 24d75f5a11..5c3061166e 100644
--- a/testing/execution_engine_integration/src/test_rig.rs
+++ b/testing/execution_engine_integration/src/test_rig.rs
@@ -563,7 +563,7 @@ impl<Engine: GenericExecutionEngine> TestRig<Engine> {
          *
          * Indicate that the payload is the head of the chain, providing payload attributes.
          */
-        let head_block_hash = valid_payload.block_hash();
+        let head_block_hash = second_payload.block_hash();
         let finalized_block_hash = ExecutionBlockHash::zero();
         // To save sending proposer preparation data, just set the fee recipient
         // to the fee recipient configured for EE A.