diff --git a/Configuration.md b/Configuration.md
index 2152aed..8acdea5 100644
--- a/Configuration.md
+++ b/Configuration.md
@@ -10,4 +10,9 @@
 | Rules              | List of rules                                          | Not null                                          | []      |
 | ReservedSlotNumber | Number of client slots to reserve for privileged users | 0-32                                              | 0       |
 | GameLogServerUrl   | HTTP Url for the Game Log Server                       | HTTP endpoint                                     | null    |
-| CustomHostname     | Override server title (hostname)                       | Length >= 3 &mdash; Length <= 128                 | null    |
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+| CustomHostname     | Override server title (hostname)                       | Length >= 3 &mdash; Length <= 128                 | null    |
+
+### Application
+| Name               | Description                                            | Validation                                        | Default |
+|--------------------|--------------------------------------------------------|---------------------------------------------------|---------|
+|MasterUrl           | HTTP Url location of the master server                 | HTTP Uri                                          | http://fn-p.master.threadsafe.sh/|
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