diff --git a/src/content/docs/reference/policies/Cookies.mdx b/src/content/docs/reference/policies/Cookies.mdx
index e7a9139..b02c946 100644
--- a/src/content/docs/reference/policies/Cookies.mdx
+++ b/src/content/docs/reference/policies/Cookies.mdx
@@ -17,6 +17,7 @@ Configure cookie preferences.
 ## Values
 
 - `Allow` is a list of origins (not domains) where cookies are always allowed. You must include `http` or `https`.
+  As of Firefox 154, using `Allow` to also exempt sites from clearing on shutdown is deprecated. Firefox migrates those origins to the new mechanism, but you should configure [`SanitizeOnShutdown`](/reference/policies/sanitizeonshutdown/)'s `Exceptions` instead.
 - `AllowSession` is a list of origins (not domains) where cookies are only allowed for the current session. You must include `http` or `https`.
 - `Block` is a list of origins (not domains) where cookies are always blocked. You must include `http` or `https`.
 - `Behavior` sets the default behavior for cookies based on the following values:
diff --git a/src/content/docs/reference/policies/SanitizeOnShutdown.mdx b/src/content/docs/reference/policies/SanitizeOnShutdown.mdx
index 74fc158..03a4593 100644
--- a/src/content/docs/reference/policies/SanitizeOnShutdown.mdx
+++ b/src/content/docs/reference/policies/SanitizeOnShutdown.mdx
@@ -10,7 +10,7 @@ Items that can be selectively deleted include browsing & download history, cooki
 
 > [!NOTE] Starting with Firefox 136, `FormData` and `History` are separate data types.
 
-**Compatibility:** Firefox 60, Firefox ESR 60. Object form added in Firefox 68/ESR 68, `Locked` added in 74/68.6, `History` in Firefox 128.\
+**Compatibility:** Firefox 60, Firefox ESR 60. Object form added in Firefox 68/ESR 68, `Locked` added in 74/68.6, `History` in Firefox 128, `Exceptions` in Firefox 154.\
 **CCK2 Equivalent:** N/A\
 **Preferences Affected:** `privacy.sanitize.sanitizeOnShutdown`, `privacy.clearOnShutdown.cache`, `privacy.clearOnShutdown.cookies`, `privacy.clearOnShutdown.downloads`, `privacy.clearOnShutdown.formdata`, `privacy.clearOnShutdown.history`, `privacy.clearOnShutdown.sessions`, `privacy.clearOnShutdown.siteSettings`, `privacy.clearOnShutdown.offlineApps`, `privacy.clearOnShutdown_v2.browsingHistoryAndDownloads` (Firefox 128), `privacy.clearOnShutdown_v2.cookiesAndStorage` (Firefox 128), `privacy.clearOnShutdown_v2.cache` (Firefox 128), `privacy.clearOnShutdown_v2.siteSettings` (Firefox 128), `privacy.clearOnShutdown_v2.formdata` (Firefox 128)
 
@@ -38,6 +38,7 @@ Accepts one or more of the following members to clear specific data types:
 - `SiteSettings`: Site preferences
 - `OfflineApps`: Offline Website Data (_Deprecated - use `Cookies` instead_)
 - `Locked`: Prevents the user from changing these preferences.
+- `Exceptions`: (Firefox 154) A list of origins (not domains) whose cookies and site data are not cleared on shutdown. You must include `http` or `https`.
 
 ## Windows (GPO)
 
@@ -57,6 +58,7 @@ Software\Policies\Mozilla\Firefox\SanitizeOnShutdown\History = 0x1 | 0x0
 Software\Policies\Mozilla\Firefox\SanitizeOnShutdown\Sessions = 0x1 | 0x0
 Software\Policies\Mozilla\Firefox\SanitizeOnShutdown\SiteSettings = 0x1 | 0x0
 Software\Policies\Mozilla\Firefox\SanitizeOnShutdown\Locked = 0x1 | 0x0
+Software\Policies\Mozilla\Firefox\SanitizeOnShutdown\Exceptions\1 = "https://example.com"
 ```
 
 ## Windows (Intune)
@@ -188,6 +190,10 @@ Clear specific data types:
     <true/> | <false/>
     <key>Locked</key>
     <true/> | <false/>
+    <key>Exceptions</key>
+    <array>
+      <string>https://example.com</string>
+    </array>
   </dict>
 </dict>
 ```