diff --git a/java/src/com/android/inputmethod/latin/personalization/PersonalizationDictionarySessionRegister.java b/java/src/com/android/inputmethod/latin/personalization/PersonalizationDictionarySessionRegister.java
index 534d3c5..5b83820 100644
--- a/java/src/com/android/inputmethod/latin/personalization/PersonalizationDictionarySessionRegister.java
+++ b/java/src/com/android/inputmethod/latin/personalization/PersonalizationDictionarySessionRegister.java
@@ -25,4 +25,11 @@
 
     public static void onConfigurationChanged(final Context context, final Configuration conf) {
     }
+
+    public static void onUpdateData(Context context, String type) {
+    }
+
+    public static void onRemoveData(Context context, String type) {
+    }
+
 }