diff --git a/Installation.md b/Installation.md
index 96a7663..9c769fa 100644
--- a/Installation.md
+++ b/Installation.md
@@ -54,7 +54,7 @@ virtualenv .venv
 source .venv/bin/activate
 .venv/bin/pip --require-virtualenv install -r requirements.txt
 ```
-### Config file
+# Config file
 
 First time user? Copy the `config.py.example` file to `config.py`. This file is
 used for modifying filters and setting variables such as custom field names.
@@ -63,7 +63,7 @@ used for modifying filters and setting variables such as custom field names.
 cp config.py.example config.py
 ```
 
-### Set environment variables
+# Set environment variables
 
 Set the following environment variables:
 
@@ -89,7 +89,7 @@ the following environment variable to the path of your CA bundle file:
 export REQUESTS_CA_BUNDLE=/path/to/your/ca-bundle.crt
 ```
 
-### NetBox custom fields
+# NetBox custom fields
 
 Use the following custom fields in NetBox (if you are using config context for
 the template information then the zabbix_template field is not required):