diff --git a/java/proguard.flags b/java/proguard.flags
index 9094be401..7ce6f41b5 100644
--- a/java/proguard.flags
+++ b/java/proguard.flags
@@ -26,3 +26,7 @@
 -keep class com.android.inputmethod.latin.spellcheck.SpellChecker {
   *;
 }
+
+-keep class com.android.inputmethod.latin.SettingsActivity {
+  *;
+}
diff --git a/java/src/com/android/inputmethod/latin/SettingsActivity.java b/java/src/com/android/inputmethod/latin/SettingsActivity.java
index 434d5d5ea..2da171a63 100644
--- a/java/src/com/android/inputmethod/latin/SettingsActivity.java
+++ b/java/src/com/android/inputmethod/latin/SettingsActivity.java
@@ -1,6 +1,20 @@
+/*
+ * Copyright (C) 2011 The Android Open Source Project
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License"); you may not
+ * use this file except in compliance with the License. You may obtain a copy of
+ * the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS, WITHOUT
+ * WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the
+ * License for the specific language governing permissions and limitations under
+ * the License.
+ */
+
 package com.android.inputmethod.latin;
 
-import android.os.Bundle;
-
 public class SettingsActivity extends Settings {
-}
\ No newline at end of file
+}