diff --git a/src/PanGu.Lucene.Demo/packages.config b/src/PanGu.Lucene.Demo/packages.config
index 43a80c7..dd6a4c1 100644
--- a/src/PanGu.Lucene.Demo/packages.config
+++ b/src/PanGu.Lucene.Demo/packages.config
@@ -1,5 +1,5 @@
 <?xml version="1.0" encoding="utf-8"?>
 <packages>
   <package id="Lucene.Net" version="3.0.3" targetFramework="net45" />
-  <package id="SharpZipLib" version="0.86.0" targetFramework="net45" />
+  <package id="SharpZipLib" version="1.3.3" targetFramework="net45" />
 </packages>
\ No newline at end of file