diff --git a/src/extensions/scratch3_video_sensing/index.js b/src/extensions/scratch3_video_sensing/index.js
index a59daf489..ebd3734a1 100644
--- a/src/extensions/scratch3_video_sensing/index.js
+++ b/src/extensions/scratch3_video_sensing/index.js
@@ -92,6 +92,15 @@ class Scratch3VideoSensingBlocks {
         this._loop();
     }
 
+    /**
+     * After analyzing a frame the amount of milliseconds until another frame
+     * is analyzed.
+     * @type {number}
+     */
+    static get INTERVAL () {
+        return 33;
+    }
+
     /**
      * Dimensions the video stream is analyzed at after its rendered to the
      * sample canvas.