diff --git a/Base/QTCore/qSlicerCoreApplication.cxx b/Base/QTCore/qSlicerCoreApplication.cxx
index b729f8d19ea..fc82a052402 100644
--- a/Base/QTCore/qSlicerCoreApplication.cxx
+++ b/Base/QTCore/qSlicerCoreApplication.cxx
@@ -1592,7 +1592,6 @@ void qSlicerCoreApplication::loadTranslations(const QString& dir)
 
   QString localeFilter =
       QString( QString("*") + app->settings()->value("language").toString());
-  localeFilter.resize(3);
   localeFilter += QString(".qm");
 
   QDir directory(dir);
diff --git a/CMakeLists.txt b/CMakeLists.txt
index 1013b34313e..c5650312260 100644
--- a/CMakeLists.txt
+++ b/CMakeLists.txt
@@ -408,6 +408,8 @@ include(SlicerFunctionAddPythonQtResources)
 if(Slicer_BUILD_I18N_SUPPORT)
   set(Slicer_LANGUAGES
     "fr"
+    "zh_tw"
+    "zh_cn"
     )
   set_property(GLOBAL PROPERTY Slicer_LANGUAGES ${Slicer_LANGUAGES})
 endif()