diff --git a/example/process_ex.cpp b/example/process_ex.cpp
index 171fc80..38d11ea 100644
--- a/example/process_ex.cpp
+++ b/example/process_ex.cpp
@@ -41,12 +41,12 @@ public:
         for (size_t i = 0; i < 10; i++)
         {
             std::cout << "do something here...\n";
-            wait_for_kerboard();
 
+            wait_for_kerboard();
             if (end_process()) break;
         }
 
-        set_end_process(false);
+        set_end_process();
         return;
     }
 
diff --git a/lib/utility/process_monitor.cpp b/lib/utility/process_monitor.cpp
index 514f399..d67e6eb 100644
--- a/lib/utility/process_monitor.cpp
+++ b/lib/utility/process_monitor.cpp
@@ -105,7 +105,7 @@ void gctl::process_monitor::keyboard_actions()
 			std::cout << "\rInput 'q' to quit: ";
 			std::cin  >> key_str;
 
-			if (key_str == "q") set_end_process();
+			if (key_str == "q") set_end_process(true);
 			cv_.notify_one();
 		}
 	}
diff --git a/lib/utility/process_monitor.h b/lib/utility/process_monitor.h
index b586f81..a47bbc8 100644
--- a/lib/utility/process_monitor.h
+++ b/lib/utility/process_monitor.h
@@ -47,7 +47,7 @@ namespace gctl
         virtual void wait_for_kerboard();
         virtual void keyboard_actions();
         virtual bool end_process();
-        void set_end_process(bool ask = true);
+        void set_end_process(bool ask = false);
 
         std::thread process_wapper()
         {