diff --git a/ipc/keystore/KeyStore.cpp b/ipc/keystore/KeyStore.cpp
index 712fac4126a1..486f8cd8847b 100644
--- a/ipc/keystore/KeyStore.cpp
+++ b/ipc/keystore/KeyStore.cpp
@@ -1,5 +1,5 @@
 /* -*- Mode: C++; tab-width: 2; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
-/* vim: set sw=4 ts=8 et ft=cpp: */
+/* vim: set sw=2 ts=2 et ft=cpp: tw=80: */
 /* This Source Code Form is subject to the terms of the Mozilla Public
  * License, v. 2.0. If a copy of the MPL was not distributed with this
  * file, You can obtain one at http://mozilla.org/MPL/2.0/. */
diff --git a/ipc/keystore/KeyStore.h b/ipc/keystore/KeyStore.h
index 028e0ff9a6c7..887c9d8b17a9 100644
--- a/ipc/keystore/KeyStore.h
+++ b/ipc/keystore/KeyStore.h
@@ -1,5 +1,5 @@
 /* -*- Mode: C++; tab-width: 8; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
-/* vim: set sw=2 ts=8 et ft=cpp: */
+/* vim: set sw=2 ts=2 et ft=cpp: tw=80: */
 /* This Source Code Form is subject to the terms of the Mozilla Public
  * License, v. 2.0. If a copy of the MPL was not distributed with this
  * file, You can obtain one at http://mozilla.org/MPL/2.0/. */