diff --git a/Development_Contribution.md b/Development_Contribution.md
index 434499c..970a7c8 100644
--- a/Development_Contribution.md
+++ b/Development_Contribution.md
@@ -79,7 +79,7 @@ With respect to the above example:
   - **the class objects**:
     - `service_name`: A string that acts as a default descriptive name associated with the Notification
     - `service_url`: A string that identifies the platform/services URL.  This is used purely as meta data for those who seek it. But this field is required.
-    - `protocol` and/or `secure_protocol`: A string (or can be a list of strings) identifying the scheme:// keyword that apprise uses to map to the Plugin Class it's associated with.  For example, `slack` is mapped to the `NotifySlack` class found in the `/plugins/NotifySlack.py` file. This must be defined so that people can leverage your plugin. You must choose a protocol name that isn't already taken.
+    - `protocol` and/or `secure_protocol`: A string (or can be a list of strings) identifying the scheme:// keyword that apprise uses to map to the Plugin Class it's associated with.  For example, `slack` is mapped to the `NotifySlack` class found in the [`/plugins/NotifySlack.py` file](https://github.com/caronc/apprise/blob/master/apprise/plugins/NotifySlack.py). This must be defined so that people can leverage your plugin. You must choose a protocol name that isn't already taken.
     - `setup_url`:  A string that identifies the URL a user can use to get information on how to use this Apprise Notification.  At this time I'm just creating URLs that point back to my GitHub Wiki page.
 
   - **the functions**: