diff --git a/detect.py b/detect.py
index 2593406c..6da45c3b 100644
--- a/detect.py
+++ b/detect.py
@@ -125,6 +125,8 @@ def detect(save_txt=False, save_img=False):
             # Stream results
             if view_img:
                 cv2.imshow(p, im0)
+                if cv2.waitKey(1) == ord('q'):  # q to quit
+                    raise StopIteration
 
             # Save results (image with detections)
             if save_img: