diff --git a/rust/gui-client/src-tauri/src/settings.rs b/rust/gui-client/src-tauri/src/settings.rs
index f48b013c0..bf97cc18e 100644
--- a/rust/gui-client/src-tauri/src/settings.rs
+++ b/rust/gui-client/src-tauri/src/settings.rs
@@ -42,6 +42,7 @@ pub struct MdmSettings {
 
 #[derive(Clone, Deserialize, Serialize)]
 pub struct AdvancedSettingsLegacy {
+    #[serde(alias = "auth_url")]
     pub auth_base_url: Url,
     pub api_url: Url,
     #[serde(default)]
@@ -304,4 +305,13 @@ mod tests {
         assert_eq!(actual.api_url.to_string(), "wss://example.com/");
         assert_eq!(actual.log_filter, "info");
     }
+
+    #[test]
+    fn legacy_settings_can_parse_new_config() {
+        let advanced_settings = AdvancedSettings::default();
+
+        let new_format = serde_json::to_string(&advanced_settings).unwrap();
+
+        serde_json::from_str::<AdvancedSettingsLegacy>(&new_format).unwrap();
+    }
 }
diff --git a/website/src/components/Changelog/GUI.tsx b/website/src/components/Changelog/GUI.tsx
index caf40a46f..37990bad5 100644
--- a/website/src/components/Changelog/GUI.tsx
+++ b/website/src/components/Changelog/GUI.tsx
@@ -10,7 +10,12 @@ export default function GUI({ os }: { os: OS }) {
   return (
     <Entries downloadLinks={downloadLinks(os)} title={title(os)}>
       {/* When you cut a release, remove any solved issues from the "known issues" lists over in `client-apps`. This must not be done when the issue's PR merges. */}
-      <Unreleased></Unreleased>
+      <Unreleased>
+        <ChangeItem pull="9418">
+          Fixes an issue where advanced settings were not saved and loaded
+          properly across restarts of the Client.
+        </ChangeItem>
+      </Unreleased>
       <Entry version="1.5.0" date={new Date("2025-06-05")}>
         <ChangeItem pull="9300">
           Uses the new IP stack setting for DNS resources, which allows DNS