diff --git a/bench/spdlog-async.cpp b/bench/spdlog-async.cpp
index e8b70009..32c9541c 100644
--- a/bench/spdlog-async.cpp
+++ b/bench/spdlog-async.cpp
@@ -10,7 +10,8 @@
 #include <thread>
 #include <vector>
 
-#include "spdlog/spdlog.h"
+#include "spdlog/async.h"
+#include "spdlog/sinks/simple_file_sink.h"
 
 using namespace std;
 
@@ -24,9 +25,9 @@ int main(int argc, char *argv[])
         thread_count = std::atoi(argv[1]);
 
     int howmany = 1000000;
-
-    spdlog::set_async_mode(1048576);
-    auto logger = spdlog::create<spdlog::sinks::simple_file_sink_mt>("file_logger", "logs/spdlog-bench-async.log", false);
+	spdlog::init_thread_pool (howmany, 1);
+    
+    auto logger = spdlog::create_async_logger<spdlog::sinks::simple_file_sink_mt>("file_logger", "logs/spdlog-bench-async.log", false);
     logger->set_pattern("[%Y-%m-%d %T.%F]: %L %t %v");
 
     std::cout << "To stop, press <Enter>" << std::endl;
diff --git a/bench/spdlog-bench-mt.cpp b/bench/spdlog-bench-mt.cpp
index 62dd9cc7..02ce98f5 100644
--- a/bench/spdlog-bench-mt.cpp
+++ b/bench/spdlog-bench-mt.cpp
@@ -11,6 +11,7 @@
 #include <vector>
 
 #include "spdlog/spdlog.h"
+#include "spdlog/sinks/simple_file_sink.h"
 
 using namespace std;
 
diff --git a/bench/spdlog-bench.cpp b/bench/spdlog-bench.cpp
index bb8a5ef8..395dc271 100644
--- a/bench/spdlog-bench.cpp
+++ b/bench/spdlog-bench.cpp
@@ -7,6 +7,7 @@
 #include <iostream>
 
 #include "spdlog/spdlog.h"
+#include "spdlog/sinks/simple_file_sink.h"
 
 int main(int, char *[])
 {
diff --git a/bench/spdlog-null-async.cpp b/bench/spdlog-null-async.cpp
index e9b33c9d..3252ce1a 100644
--- a/bench/spdlog-null-async.cpp
+++ b/bench/spdlog-null-async.cpp
@@ -9,6 +9,7 @@
 #include "spdlog/async_logger.h"
 #include "spdlog/sinks/null_sink.h"
 #include "spdlog/spdlog.h"
+#include "spdlog/async.h"
 #include "utils.h"
 #include <atomic>
 #include <cstdlib> // EXIT_FAILURE
@@ -46,15 +47,14 @@ int main(int argc, char *argv[])
         cout << "\n*******************************************************************************\n";
         cout << "async logging.. " << threads << " threads sharing same logger, " << format(howmany) << " messages " << endl;
         cout << "*******************************************************************************\n";
-
-        spdlog::set_async_mode(queue_size);
-
+        
         size_t total_rate = 0;
 
         for (int i = 0; i < iters; ++i)
         {
+			spdlog::init_thread_pool (queue_size, 1);
             // auto as = spdlog::daily_logger_st("as", "logs/daily_async");
-            auto as = spdlog::create<null_sink_st>("async(null-sink)");
+            auto as = spdlog::create_async_logger <null_sink_st>("async(null-sink)");
             total_rate += bench_as(howmany, as, threads);
             spdlog::drop("async(null-sink)");
         }