diff --git a/evsservices/EVSWorker/packages.config b/evsservices/EVSWorker/packages.config
index 8f1ce4e..b08b1a4 100644
--- a/evsservices/EVSWorker/packages.config
+++ b/evsservices/EVSWorker/packages.config
@@ -7,7 +7,7 @@
   <package id="Microsoft.Data.Services.Client" version="5.8.2" targetFramework="net45" />
   <package id="Microsoft.WindowsAzure.ConfigurationManager" version="3.2.3" targetFramework="net45" />
   <package id="Newtonsoft.Json" version="10.0.3" targetFramework="net45" />
-  <package id="SharpZipLib" version="0.86.0" targetFramework="net461" />
+  <package id="SharpZipLib" version="1.3.3" targetFramework="net461" />
   <package id="System.ComponentModel.EventBasedAsync" version="4.3.0" targetFramework="net45" />
   <package id="System.Dynamic.Runtime" version="4.3.0" targetFramework="net45" />
   <package id="System.Linq.Queryable" version="4.3.0" targetFramework="net45" />