Explicitly specify return type in the last send_query.

1 files changed, 1 insertions, 1 deletions

diff --git a/test/online.cpp b/test/online.cpp
index 4a2a40496..db5faa877 100644
--- a/test/online.cpp
+++ b/test/online.cpp
@@ -259,7 +259,7 @@ class InitTask : public Task {
   }
   template <class T>
   void send(T &&query) {
-    send_query(std::move(query), [this](auto res) {
+    send_query(std::move(query), [this](td::Result<typename T::element_type::ReturnType> res) {
       if (is_alive()) {
         res.ensure();
       }