diff --git a/samples/csharp/getting-started/DeepLearning_TensorFlowEstimator/ImageClassification.Train/ImageClassification.Train.csproj b/samples/csharp/getting-started/DeepLearning_TensorFlowEstimator/ImageClassification.Train/ImageClassification.Train.csproj
index a117dfab4..e80f49ada 100644
--- a/samples/csharp/getting-started/DeepLearning_TensorFlowEstimator/ImageClassification.Train/ImageClassification.Train.csproj
+++ b/samples/csharp/getting-started/DeepLearning_TensorFlowEstimator/ImageClassification.Train/ImageClassification.Train.csproj
@@ -18,7 +18,7 @@
     <PackageReference Include="Microsoft.ML.ImageAnalytics" Version="$(MicrosoftMLVersion)" />
     <PackageReference Include="Microsoft.ML.TensorFlow" Version="$(MicrosoftMLVersion)" />
     <PackageReference Include="SciSharp.TensorFlow.Redist" Version="1.15.0" />
-    <PackageReference Include="SharpZipLib" Version="1.2.0" />
+    <PackageReference Include="SharpZipLib" Version="1.3.3" />
   </ItemGroup>
 
   <ItemGroup>