diff --git a/a.out b/a.out
index eb167c7..76a5670 100755
Binary files a/a.out and b/a.out differ
diff --git a/first_app.cpp b/first_app.cpp
index e6e9177..3b7cffe 100644
--- a/first_app.cpp
+++ b/first_app.cpp
@@ -19,6 +19,8 @@ namespace cve {
       glfwPollEvents();
       drawFrame();
     }
+
+    vkDeviceWaitIdle(cveDevice.device());
   }
   void FirstApp::createPipelineLayout() {
     VkPipelineLayoutCreateInfo pipelineLayoutInfo{};