diff --git a/apps/annotation/opencv_annotation.cpp b/apps/annotation/opencv_annotation.cpp
index 37dfbae88..96fddea84 100644
--- a/apps/annotation/opencv_annotation.cpp
+++ b/apps/annotation/opencv_annotation.cpp
@@ -150,6 +150,7 @@ void get_annotations(Mat input_image, stringstream* output_stream)
         case 27:
                 destroyWindow(window_name);
                 stop = true;
+                break;
         case 99:
                 // Add a rectangle to the list
                 num_of_rec++;