diff --git a/monitarr/monitarr/main.cpp b/monitarr/monitarr/main.cpp
index 06594e4..a5c2030 100644
--- a/monitarr/monitarr/main.cpp
+++ b/monitarr/monitarr/main.cpp
@@ -228,7 +228,8 @@ auto main(int /* argc */, char ** /* argv */) -> int {
     } else {
       while (not stop_requested) {
         std::for_each(std::execution::par, cfg.server_list.begin(),
-                      cfg.server_list.end(), [&state_db](auto &&server) {
+                      cfg.server_list.end(),
+                      [&state_db](const server_cfg &server) {
                         if (stop_requested) {
                           return;
                         }