diff --git a/docs/quick-start.md b/docs/quick-start.md
index 264d057d..212c621f 100644
--- a/docs/quick-start.md
+++ b/docs/quick-start.md
@@ -52,6 +52,9 @@ curl "https://test.api.amadeus.com/v1/security/oauth2/token" \
 !!! warning
     Please take a look at our [Authorization guide](API-Keys/authorization.md) to understand how the process works in depth.
 
+!!! note
+    Ensure you're sending your request via HTTPS, rather than HTTP. If sent by HTTP, you will recieve a 403 error.
+
 According to the documentation, you need to use `v1/shopping/flight-destinations` as the endpoint, followed by the mandatory query parameter `origin`. As you want to filter the offers to those cheaper than 200 EUR, you need to add the `maxPrice` parameter to your query as well.
 
 Our call is therefore: