diff --git a/src/GUI.cpp b/src/GUI.cpp
index c19d254..4688d11 100644
--- a/src/GUI.cpp
+++ b/src/GUI.cpp
@@ -39,6 +39,9 @@ int GUI_run(int argc, char **argv) {
     vkvm::registerEvent(vkvm::EventType::UpdateControlRegisters, [image, window, status]() {
         int newRedrawInterval = vkvm::getRedrawInterval();
         if(newRedrawInterval != redrawInterval) {
+            /*if(redrawInterval == -1 && newRedrawInterval != -1) {
+                refreshCallback(image);
+            }*/
             redrawInterval = newRedrawInterval;
         }
 
@@ -66,7 +69,10 @@ static void refreshCallback(void * pointer) {
     auto *image = static_cast<Image*>(pointer);
     image->getPixels();
 
-    Fl::repeat_timeout((double) redrawInterval / 1000, redrawCallback, image);
+    if(redrawInterval != -1) {
+        Fl::repeat_timeout((double) redrawInterval / 1000, redrawCallback, image);
+    }
+
 }
 
 static void redrawCallback(void * pointer) {