diff --git a/lib/types/redux-types.js b/lib/types/redux-types.js
--- a/lib/types/redux-types.js
+++ b/lib/types/redux-types.js
@@ -1324,7 +1324,7 @@
     }
   | {
       +type: 'SET_ACCESS_TOKEN',
-      +payload: string,
+      +payload: ?string,
     }
   | {
       +type: 'UPDATE_THREAD_LAST_NAVIGATED',
diff --git a/native/components/access-token-handler.react.js b/native/components/access-token-handler.react.js
--- a/native/components/access-token-handler.react.js
+++ b/native/components/access-token-handler.react.js
@@ -18,7 +18,7 @@
         await commCoreModule.getCommServicesAuthMetadata();
       dispatch({
         type: setAccessTokenActionType,
-        payload: accessToken,
+        payload: accessToken ?? null,
       });
     })();
   }, [dispatch]);