diff --git a/screensaver.pingpong/addon.xml.in b/screensaver.pingpong/addon.xml.in
index e79d888..d5e406b 100644
--- a/screensaver.pingpong/addon.xml.in
+++ b/screensaver.pingpong/addon.xml.in
@@ -18,8 +18,10 @@
     <summary lang="da_DK">Ping Pong pauseskærm</summary>
     <summary lang="de_DE">Ping Pong Bildschirmschoner</summary>
     <summary lang="en_GB">Ping Pong screensaver</summary>
+    <summary lang="zh_CN">乒乓球屏保</summary>
     <description lang="da_DK">Lad en bold springe frem og tilbage.</description>
     <description lang="de_DE">Lässt einen Ball hin und her springen.</description>
     <description lang="en_GB">Lets a ball jump back and forth.</description>
+    <description lang="zh_CN">让球来回弹跳。</description>
   </extension>
 </addon>