diff --git a/ismp-testsuite/src/mocks.rs b/ismp-testsuite/src/mocks.rs
index 9fedd05e5..686809e60 100644
--- a/ismp-testsuite/src/mocks.rs
+++ b/ismp-testsuite/src/mocks.rs
@@ -54,7 +54,7 @@ impl ConsensusClient for MockClient {
         Ok(())
     }
 
-    fn state_trie_key(&self, _request: RequestResponse) -> Vec<Vec<u8>> {
+    fn state_trie_key(&self, _request: Vec<Request>) -> Vec<Vec<u8>> {
         Default::default()
     }
 
diff --git a/ismp/src/consensus.rs b/ismp/src/consensus.rs
index 8d041056e..c19b917ef 100644
--- a/ismp/src/consensus.rs
+++ b/ismp/src/consensus.rs
@@ -20,7 +20,7 @@ use crate::{
     host::{IsmpHost, StateMachine},
     messaging::Proof,
     prelude::Vec,
-    router::RequestResponse,
+    router::{Request, RequestResponse},
 };
 use codec::{Decode, Encode};
 use core::time::Duration;
@@ -113,7 +113,7 @@ pub trait ConsensusClient {
     ) -> Result<(), Error>;
 
     /// Transform the requests/responses into their equivalent key in the state trie.
-    fn state_trie_key(&self, request: RequestResponse) -> Vec<Vec<u8>>;
+    fn state_trie_key(&self, request: Vec<Request>) -> Vec<Vec<u8>>;
 
     /// Verify the state of proof of some arbitrary data. Should return the verified data
     fn verify_state_proof(
diff --git a/ismp/src/handlers/timeout.rs b/ismp/src/handlers/timeout.rs
index f7d6118b3..553d683ae 100644
--- a/ismp/src/handlers/timeout.rs
+++ b/ismp/src/handlers/timeout.rs
@@ -20,7 +20,6 @@ use crate::{
     handlers::{validate_state_machine, MessageResult},
     host::IsmpHost,
     messaging::TimeoutMessage,
-    router::RequestResponse,
     util::hash_request,
 };
 use alloc::vec::Vec;
@@ -56,7 +55,7 @@ where
                 }
             }
 
-            let key = consensus_client.state_trie_key(RequestResponse::Request(requests.clone()));
+            let key = consensus_client.state_trie_key(requests.clone());
 
             let values = consensus_client.verify_state_proof(host, key, state, &timeout_proof)?;