diff --git a/docs/Notify.png b/app/assets/images/notify-diagram.png
similarity index 100%
rename from docs/Notify.png
rename to app/assets/images/notify-diagram.png
diff --git a/docs/index.md b/docs/index.md
index 428f4abbb..017ba4446 100644
--- a/docs/index.md
+++ b/docs/index.md
@@ -59,7 +59,7 @@ GOV.UK Notify provides an API that allows you to create text and email notificat
 
 ### API integration
 
-![Notfy](Notify.png)
+![Notfy](/static/images/notify-diagram.png)
 
 There are two ways to integrate the API into your service: