diff --git a/src/gui/MainWindow.cpp b/src/gui/MainWindow.cpp
index bf27740..ee2ddf7 100644
--- a/src/gui/MainWindow.cpp
+++ b/src/gui/MainWindow.cpp
@@ -78,13 +78,12 @@ int Window::init_quad(float* data) {
 
 
 void Window::free(float* data) {
-  // To preserve the proper destruction order we forcefully set the quads to null (calling their destructor in the process)
+  // To preserve the proper destruction order we forcefully set pointers to null (calling their destructor in the process)
   // Not strictly necessary, but i saw some weird errors on exit without this so best to keep it in.
   this->quad = nullptr;
   this->widget = nullptr;
   cudaFree(data);
 
-
   glfwDestroyWindow(window);
   glfwTerminate();
 }