diff --git a/bench/async_bench.cpp b/bench/async_bench.cpp
index 773074953..d434a85e9 100644
--- a/bench/async_bench.cpp
+++ b/bench/async_bench.cpp
@@ -66,19 +66,22 @@ int main(int argc, char *argv[]) {
         if (argc > 2) threads = atoi(argv[2]);
         if (argc > 3) {
             queue_size = atoi(argv[3]);
-            if (queue_size > 500000) {
-                spdlog::error("Max queue size allowed: 500,000");
-                exit(1);
-            }
         }
 
         if (argc > 4) iters = atoi(argv[4]);
         // validate all argc values
-        if (howmany < 1 || threads < 1 || queue_size < 1 || iters < 1) {
+        if (howmany < 1 || threads < 1 || queue_size < 1 ||  iters < 1) {
             spdlog::error("Invalid input values");
             exit(1);
         }
 
+        constexpr int max_q_size = sinks::async_sink::max_queue_size;
+        if(queue_size > max_q_size)
+        {
+            spdlog::error("Queue size too large. Max queue size is {:L}", max_q_size);
+            exit(1);
+        }
+
         auto slot_size = sizeof(details::async_log_msg);
         spdlog::info("-------------------------------------------------");
         spdlog::info("Messages     : {:L}", howmany);
diff --git a/include/spdlog/sinks/async_sink.h b/include/spdlog/sinks/async_sink.h
index f11e108a6..ccc67849f 100644
--- a/include/spdlog/sinks/async_sink.h
+++ b/include/spdlog/sinks/async_sink.h
@@ -31,7 +31,7 @@ class SPDLOG_API async_sink final : public sink {
         discard_new      // Discard the log message if the queue is full
     };
 
-    enum { default_queue_size = 8192, max_queue_size = 10 * 1024 * 1024 };
+    enum { default_queue_size = 8192, max_queue_size = 250'000};
 
     struct config {
         size_t queue_size = default_queue_size;