diff --git a/FindArchiveMail/packages.config b/FindArchiveMail/packages.config
index 9557222..47b2c30 100644
--- a/FindArchiveMail/packages.config
+++ b/FindArchiveMail/packages.config
@@ -4,5 +4,5 @@
   <package id="Lucene.Net" version="3.0.3" targetFramework="net472" />
   <package id="MsgReader" version="3.7.20" targetFramework="net472" />
   <package id="OpenMcdf" version="2.2.1.4" targetFramework="net472" />
-  <package id="SharpZipLib" version="0.86.0" targetFramework="net472" />
+  <package id="SharpZipLib" version="1.3.3" targetFramework="net472" />
 </packages>
\ No newline at end of file