diff --git a/Sigma.Core/packages.config b/Sigma.Core/packages.config
index 2ac1b26..45946b1 100644
--- a/Sigma.Core/packages.config
+++ b/Sigma.Core/packages.config
@@ -6,7 +6,7 @@
   <package id="ManagedCuda-80" version="8.0.22" targetFramework="net452" />
   <package id="ManagedCuda-CUBLAS" version="8.0.22" targetFramework="net452" />
   <package id="NUnit" version="3.7.1" targetFramework="net452" />
-  <package id="SharpZipLib" version="0.86.0" targetFramework="net452" />
+  <package id="SharpZipLib" version="1.3.3" targetFramework="net452" />
   <package id="System.Numerics.Vectors" version="4.3.0" targetFramework="net452" />
   <package id="System.ValueTuple" version="4.3.0" targetFramework="net452" />
 </packages>
\ No newline at end of file