diff --git a/content/micropython/02.micropython-course/course/05.analog/04.analog.md b/content/micropython/02.micropython-course/course/05.analog/04.analog.md
index 96c52e8b6b..3f11e94cf6 100644
--- a/content/micropython/02.micropython-course/course/05.analog/04.analog.md
+++ b/content/micropython/02.micropython-course/course/05.analog/04.analog.md
@@ -100,10 +100,9 @@ while True:
 Now, turn the knob, and watch as the LED dims according to the knob's position.
 
 <video width="100%" loop autoplay>
-<source src="assets/pot+led.mp4" type="video/mp4" />
+<source src="assets/pot-led.mp4" type="video/mp4" />
 </video>
 
-
 You've now created a dimmer, something you will find in most modern homes!
 
 ## Summary
diff --git a/content/micropython/02.micropython-course/course/05.analog/assets/pot+led.mp4 b/content/micropython/02.micropython-course/course/05.analog/assets/pot-led.mp4
similarity index 100%
rename from content/micropython/02.micropython-course/course/05.analog/assets/pot+led.mp4
rename to content/micropython/02.micropython-course/course/05.analog/assets/pot-led.mp4