diff --git a/beacon_node/http_api/src/lib.rs b/beacon_node/http_api/src/lib.rs
index e573e6a5d8..783b8b68f8 100644
--- a/beacon_node/http_api/src/lib.rs
+++ b/beacon_node/http_api/src/lib.rs
@@ -1677,7 +1677,7 @@ pub fn serve<T: BeaconChainTypes>(
         .and_then(
             |chain: Arc<BeaconChain<T>>,
              address_changes: Vec<SignedBlsToExecutionChange>,
-             network_tx: UnboundedSender<NetworkMessage<T::EthSpec>>,
+             #[allow(unused)] network_tx: UnboundedSender<NetworkMessage<T::EthSpec>>,
              log: Logger| {
                 blocking_json_task(move || {
                     let mut failures = vec![];