diff --git a/AutoOBSRBRestart.lua b/AutoOBSRBRestart.lua
index 0744990..1d93e07 100644
--- a/AutoOBSRBRestart.lua
+++ b/AutoOBSRBRestart.lua
@@ -15,7 +15,7 @@ function script_load()
   ffi.cdef[[
       void start_hook(void);
       void stop_hook(void);
-      time_t last_time_input_received(void);
+      long long last_input_received(void);
     ]]
   monitor = ffi.load(script_path() .. "monitor.dll")
 
@@ -25,6 +25,7 @@ end
 function script_unload()
   obs.timer_remove(check_restart)
   obs.timer_remove(check_idle)
+  monitor.stop_hook()
 end
 
 function check_restart()
@@ -34,7 +35,7 @@ end
 
 function check_idle()
   local current_time = os.time()
-  local last_input_time = monitor.last_time_input_received()
+  local last_input_time = monitor.last_input_received()
 
   if current_time - last_input_time >= idle_time then
     monitor.stop_hook()
diff --git a/monitor.c b/monitor.c
index 9ff555b..c926eef 100644
--- a/monitor.c
+++ b/monitor.c
@@ -1,31 +1,20 @@
-#include <stdatomic.h>
 #include <time.h>
 #include <windows.h>
 
-static atomic_llong last_input_time = 0;
+static long long last_input_time = 0;
 
-HHOOK hKeyboardHook;
-HHOOK hMouseHook;
+HHOOK hKeyboardHook = NULL;
 
 LRESULT CALLBACK KeyboardHookProc(int nCode, WPARAM wParam, LPARAM lParam) {
   if (nCode == HC_ACTION) {
-    atomic_store(&last_input_time, time(NULL));
+    last_input_time = time(NULL);
   }
 
   return CallNextHookEx(hKeyboardHook, nCode, wParam, lParam);
 }
 
-LRESULT CALLBACK MouseHookProc(int nCode, WPARAM wParam, LPARAM lParam) {
-  if (nCode == HC_ACTION) {
-    atomic_store(&last_input_time, time(NULL));
-  }
-
-  return CallNextHookEx(hMouseHook, nCode, wParam, lParam);
-}
-
 __declspec(dllexport) void start_hook(void) {
   hKeyboardHook = SetWindowsHookEx(WH_KEYBOARD_LL, KeyboardHookProc, NULL, 0);
-  hMouseHook = SetWindowsHookEx(WH_MOUSE_LL, MouseHookProc, NULL, 0);
 }
 
 __declspec(dllexport) void stop_hook(void) {
@@ -33,13 +22,8 @@ __declspec(dllexport) void stop_hook(void) {
     UnhookWindowsHookEx(hKeyboardHook);
     hKeyboardHook = NULL;
   }
-
-  if (hMouseHook) {
-    UnhookWindowsHookEx(hMouseHook);
-    hMouseHook = NULL;
-  }
 }
 
-__declspec(dllexport) time_t last_time_input_received(void) {
-  return atomic_load(&last_input_time);
+__declspec(dllexport) long long last_input_received(void) {
+  return last_input_time;
 }