diff --git a/client/main.cpp b/client/main.cpp
index fd20bb9..d6e7714 100644
--- a/client/main.cpp
+++ b/client/main.cpp
@@ -14,7 +14,7 @@ void init_logger()
     auto logger = std::make_shared<spdlog::async_logger>("sim_us", sinks.begin(), sinks.end(), spdlog::thread_pool(),
                                                          spdlog::async_overflow_policy::block);
     spdlog::set_default_logger(logger);
-    spdlog::set_pattern("[%H:%M:%S %z] [%^---%L---%$] %s: %!: %v");
+    spdlog::set_pattern("[%H:%M:%S %z] [%^---%L---%$] %s:%# %!: %v");
     spdlog::flush_every(std::chrono::seconds(3));
     spdlog::set_level(spdlog::level::trace);
 }
diff --git a/server/main.cpp b/server/main.cpp
index 3df0c15..9384306 100644
--- a/server/main.cpp
+++ b/server/main.cpp
@@ -18,7 +18,7 @@ void init_logger()
     auto logger = std::make_shared<spdlog::async_logger>("sim_us", sinks.begin(), sinks.end(), spdlog::thread_pool(),
                                                          spdlog::async_overflow_policy::block);
     spdlog::set_default_logger(logger);
-    spdlog::set_pattern("[%H:%M:%S %z] [%^---%L---%$] %s: %!: %v");
+    spdlog::set_pattern("[%H:%M:%S %z] [%^---%L---%$] %s:%# %!: %v");
     spdlog::flush_every(std::chrono::seconds(3));
     spdlog::set_level(spdlog::level::trace);
 }