diff --git a/asio/module/tests/main.hpp b/asio/module/tests/main.hpp
index 21748bb4bf..a2605f11f3 100644
--- a/asio/module/tests/main.hpp
+++ b/asio/module/tests/main.hpp
@@ -41,7 +41,7 @@ inline void fail(error_code ec, char const* what)
 inline net::awaitable<void> do_session(tcp::socket client_sock)
 {
     char buff [4096] {};
-    auto ex = co_await net::this_coro::executor;
+    // TODO(CK): Not used? const auto ex = co_await net::this_coro::executor;
 
     ssl::context ctx {ssl::context::tls_client};
     ssl::stream<tcp::socket> stream {std::move(client_sock), ctx};
@@ -55,7 +55,7 @@ inline net::awaitable<void> do_session(tcp::socket client_sock)
 
 inline net::awaitable<void> do_listen()
 {
-    auto ex = co_await net::this_coro::executor;
+    const auto ex = co_await net::this_coro::executor;
     error_code ec;
     tcp::endpoint endpoint {net::ip::address_v4::loopback(), 3000};