diff --git a/notes/time_report.md b/notes/time_report.md
index 2fed492..c917ddb 100644
--- a/notes/time_report.md
+++ b/notes/time_report.md
@@ -55,4 +55,4 @@
 * Prepare tables for requirements
 * Add screenshots and data of Android CPU measurements
 * Record visualisation of speaker vibration using a laser pointer
-  * https://www.youtube.com/watch?v=NtZQGxkwJCM
+  * https://www.youtube.com/watch?v=L_ZBn6RVJ88