diff --git a/package.json b/package.json
index 7f67458..bf5e7d0 100644
--- a/package.json
+++ b/package.json
@@ -23,7 +23,7 @@
     "test:reminders": "node --experimental-sqlite test-reminders.js",
     "test:api": "node test-api.js",
     "test:ics-parser": "node test-ics-parser.js",
-    "test": "node --experimental-sqlite test-db.js && node --experimental-sqlite test-dashboard.js && node --experimental-sqlite test-tasks.js && node --experimental-sqlite test-shopping.js && node --experimental-sqlite test-meals.js && node --experimental-sqlite test-calendar.js && node --experimental-sqlite test-notes-contacts-budget.js && npm run test:ux-utils && npm run test:modal-utils && npm run test:reminders && npm run test:api && node test-ics-parser.js"
+    "test": "node --experimental-sqlite test-db.js && node --experimental-sqlite test-dashboard.js && node --experimental-sqlite test-tasks.js && node --experimental-sqlite test-shopping.js && node --experimental-sqlite test-meals.js && node --experimental-sqlite test-calendar.js && node --experimental-sqlite test-notes-contacts-budget.js && npm run test:ux-utils && npm run test:modal-utils && npm run test:reminders && npm run test:api && npm run test:ics-parser"
   },
   "dependencies": {
     "bcrypt": "^6.0.0",
diff --git a/server/services/ics-parser.js b/server/services/ics-parser.js
index c87d065..000cdc5 100644
--- a/server/services/ics-parser.js
+++ b/server/services/ics-parser.js
@@ -1,3 +1,10 @@
+/**
+ * Modul: ICS-Parser
+ * Zweck: Gemeinsamer ICS/iCalendar-Parser für Apple Calendar und ICS-Abonnements.
+ *        Enthält RFC-5545-konformes Parsing, Zeitzonenkonvertierung und RRULE-Expansion.
+ * Abhängigkeiten: server/services/recurrence.js
+ */
+
 import { nextOccurrence } from './recurrence.js';
 
 function unfoldLines(ics) {