diff --git a/sync/README.md b/sync/README.md
index a9cae7d..ea72e84 100644
--- a/sync/README.md
+++ b/sync/README.md
@@ -1,2 +1,12 @@
 # Repo Sync
-This subdir is intended for syncing repos on <gitlab.skynet.ie> with <gitlab.com>
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+This subdir is intended for syncing repos on <gitlab.skynet.ie> with <gitlab.com>
+
+## Tokens
+Tokens have a lifetime of a year.
+
+| Site   | User      | Location                                                          | Scopes | Expiry     |
+|--------|-----------|-------------------------------------------------------------------|--------|------------|
+| Gitlab | ulcompsoc | https://gitlab.com/-/user_settings/personal_access_tokens         | api    | 2024-12-26 |
+| Skynet | compsoc   | https://gitlab.skynet.ie/groups/compsoc1/-/settings/access_tokens | api    | 2024-12-26 |
+
+They are then stored in https://gitlab.skynet.ie/compsoc1/skynet/nixos/-/settings/ci_cd as ``TOKEN`` and ``TOKEN_REMOTE``
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