--- a/zathura/shortcuts.c
+++ b/zathura/shortcuts.c
@@ -483,10 +483,31 @@ sc_recolor(girara_session_t* session, girara_argument_t* UNUSED(argument),
   return false;
 }
 
+#include <pthread.h>
+#include <time.h>
+pthread_mutex_t reload_lock = PTHREAD_MUTEX_INITIALIZER;
+time_t reload_last_run_time = 0;
+
 bool
 sc_reload(girara_session_t* session, girara_argument_t* UNUSED(argument),
           girara_event_t* UNUSED(event), unsigned int UNUSED(t))
 {
+  pthread_mutex_lock(&reload_lock); // Acquire the lock
+  bool can_reload;
+  {
+    time_t current_time = time(NULL);
+    double seconds_since_last_run = difftime(current_time, reload_last_run_time);
+    if (seconds_since_last_run >= 0.01) {
+      reload_last_run_time = current_time; // Update the last run time
+      can_reload = true;
+    } else {
+      can_reload = false;
+    }
+  }
+  pthread_mutex_unlock(&reload_lock); // Release the lock
+  if (!can_reload)
+    return false;
+
   g_return_val_if_fail(session != NULL, false);
   g_return_val_if_fail(session->global.data != NULL, false);
   zathura_t* zathura = session->global.data;

--- a/zathura/zathura.c
+++ b/zathura/zathura.c
@@ -1454,7 +1464,9 @@ document_close(zathura_t* zathura, bool keep_monitor)
   }
 
   /* stop rendering */
+  zathura_renderer_lock(zathura->sync.render_thread);
   zathura_renderer_stop(zathura->sync.render_thread);
+  zathura_renderer_unlock(zathura->sync.render_thread);
   g_clear_object(&zathura->window_icon_render_request);
 
   /* remove monitor */