diff --git a/CMakeLists.txt b/CMakeLists.txt
index dd68784f4..ff8dfba11 100644
--- a/CMakeLists.txt
+++ b/CMakeLists.txt
@@ -1261,6 +1261,7 @@ set (LANGUAGES
   #sv				# Swedish
   zh				# Chinese
   zh_HK				# Chinese per Hong Kong
+  zh_TW				# Chinese traditional
   it				# Italian
   )
 foreach (lang_ ${LANGUAGES})