diff --git a/tools/api-checker/config/gwt15_16userApi.conf b/tools/api-checker/config/gwt15_16userApi.conf
index e491082..1df4179c 100644
--- a/tools/api-checker/config/gwt15_16userApi.conf
+++ b/tools/api-checker/config/gwt15_16userApi.conf
@@ -101,3 +101,8 @@
 com.google.gwt.user.client.ui.Button::Button(Ljava/lang/String;Lcom/google/gwt/user/client/ui/ClickListener;) OVERLOADED_METHOD_CALL
 com.google.gwt.user.client.ui.ToggleButton::ToggleButton(Lcom/google/gwt/user/client/ui/Image;Lcom/google/gwt/user/client/ui/Image;Lcom/google/gwt/user/client/ui/ClickListener;) OVERLOADED_METHOD_CALL 
 com.google.gwt.user.client.ui.Tree::setImageBase(Ljava/lang/String;) MISSING
+com.google.gwt.i18n.client.LocaleInfo::getAvailableLocaleNames() FINAL_ADDED
+com.google.gwt.i18n.client.LocaleInfo::getCurrentLocale() FINAL_ADDED
+com.google.gwt.i18n.client.LocaleInfo::getLocaleName() FINAL_ADDED
+com.google.gwt.i18n.client.LocaleInfo::isRTL() FINAL_ADDED
+