diff --git a/packages/app-store/office365calendar/api/add.ts b/packages/app-store/office365calendar/api/add.ts
index fd7ca5849f..029180b59c 100644
--- a/packages/app-store/office365calendar/api/add.ts
+++ b/packages/app-store/office365calendar/api/add.ts
@@ -6,7 +6,7 @@ import { WEBAPP_URL_FOR_OAUTH } from "@calcom/lib/constants";
 import getAppKeysFromSlug from "../../_utils/getAppKeysFromSlug";
 import { encodeOAuthState } from "../../_utils/oauth/encodeOAuthState";
 
-const scopes = ["User.Read", "Calendars.Read", "Calendars.ReadWrite", "offline_access"];
+const scopes = ["User.Read", "Calendars.Read", "Calendars.ReadWrite", "Calendars.ReadWrite.Shared", "offline_access"];
 
 let client_id = "";
 
diff --git a/packages/app-store/office365calendar/lib/CalendarService.ts b/packages/app-store/office365calendar/lib/CalendarService.ts
index ff3951f1aa..46ccd45c87 100644
--- a/packages/app-store/office365calendar/lib/CalendarService.ts
+++ b/packages/app-store/office365calendar/lib/CalendarService.ts
@@ -76,7 +76,7 @@ export default class Office365CalendarService implements Calendar {
           method: "POST",
           headers: { "Content-Type": "application/x-www-form-urlencoded" },
           body: new URLSearchParams({
-            scope: "User.Read Calendars.Read Calendars.ReadWrite",
+            scope: "User.Read Calendars.Read Calendars.ReadWrite Calendars.ReadWrite.Shared",
             client_id,
             refresh_token: refreshToken,
             grant_type: "refresh_token",