diff --git a/main/NPOI.Core.csproj b/main/NPOI.Core.csproj
index e9dc91fad..982653dfc 100644
--- a/main/NPOI.Core.csproj
+++ b/main/NPOI.Core.csproj
@@ -19,7 +19,7 @@
     <PackageReference Include="MathNet.Numerics.Signed" Version="5.0.0" />
     <PackageReference Include="Microsoft.IO.RecyclableMemoryStream" Version="3.0.0" />
     <PackageReference Include="BouncyCastle.Cryptography" Version="2.3.0" />
-    <PackageReference Include="SharpZipLib" Version="1.3.3" />
+    <PackageReference Include="SharpZipLib" Version="1.4.2" />
     <PackageReference Include="SixLabors.Fonts" Version="1.0.1" />
     <PackageReference Include="SixLabors.ImageSharp" Version="2.1.7" />
   </ItemGroup>