diff --git a/Workflow.Tests/packages.config b/Workflow.Tests/packages.config
index a975ce5..5a50838 100644
--- a/Workflow.Tests/packages.config
+++ b/Workflow.Tests/packages.config
@@ -46,7 +46,7 @@
   <package id="Selenium.Support" version="3.11.2" targetFramework="net462" />
   <package id="Selenium.WebDriver" version="3.11.2" targetFramework="net462" />
   <package id="semver" version="1.1.2" targetFramework="net461" />
-  <package id="SharpZipLib" version="0.86.0" targetFramework="net461" />
+  <package id="SharpZipLib" version="1.3.3" targetFramework="net461" />
   <package id="System.IO.Abstractions" version="1.4.0.93" targetFramework="net461" />
   <package id="System.Threading.Tasks.Dataflow" version="4.9.0" targetFramework="net462" />
   <package id="System.ValueTuple" version="4.5.0" targetFramework="net462" />