diff --git a/Concepts-for-dummies.md b/Concepts-for-dummies.md
index 158d6cf..3e8204f 100644
--- a/Concepts-for-dummies.md
+++ b/Concepts-for-dummies.md
@@ -40,7 +40,7 @@ Consider the following analogy (by [BillyGalbreath](https://github.com/BillyGalb
 
 Doing things asynchronously isn't always better, and it's not a magical solution to every problem.
 
-## Async programming
+### Async programming
 Consider another analogy, also by [BillyGalbreath](https://github.com/BillyGalbreath):
 
 > What is the fastest way of going to your neighbours house? A car is pretty fast, so why not try that. It's definitely faster than you walking, but when you calculate in having to get in the car, buckle up, start the engine, reverse out into the road, drive to the next driveway, pull in, kill the engine, unbuckle and get out, it turns out that just walking would have been faster.