diff --git a/src/types/ical.js.d.ts b/src/types/ical.js.d.ts
index a5dec9a..ce60600 100644
--- a/src/types/ical.js.d.ts
+++ b/src/types/ical.js.d.ts
@@ -1,5 +1,5 @@
 // SPDX-FileCopyrightText: © 2017 EteSync Authors
-// SPDX-License-Identifier: AGPL-3.0-only
+// SPDX-License-Identifier: MPL-2.0
 
 // Disable some style eslint rules for things we can't control
 /* eslint-disable @typescript-eslint/camelcase, @typescript-eslint/class-name-casing */