diff --git a/src/ContractExtractor.GUI/packages.config b/src/ContractExtractor.GUI/packages.config
index dcb31e3..31667a9 100644
--- a/src/ContractExtractor.GUI/packages.config
+++ b/src/ContractExtractor.GUI/packages.config
@@ -3,5 +3,5 @@
   <package id="Newtonsoft.Json" version="12.0.2" targetFramework="net472" />
   <package id="NLog" version="4.6.6" targetFramework="net472" />
   <package id="NPOI" version="2.4.1" targetFramework="net472" />
-  <package id="SharpZipLib" version="1.1.0" targetFramework="net472" />
+  <package id="SharpZipLib" version="1.3.3" targetFramework="net472" />
 </packages>
\ No newline at end of file