diff --git a/How-to-set-up-WooCommerce-development-environment.md b/How-to-set-up-WooCommerce-development-environment.md
index a22c6e1..d957ac3 100644
--- a/How-to-set-up-WooCommerce-development-environment.md
+++ b/How-to-set-up-WooCommerce-development-environment.md
@@ -22,7 +22,7 @@ We also have [more in-depth documentation](https://github.com/woocommerce/woocom
 
 ## Troubleshooting
 
-## Build Out-of-memory Error
+### Build Out-of-memory Error
 
 _Note: Depending on your PHP settings, you may encounter an out-of-memory error similar to the following..._