diff --git a/src/Toimik.WarcProtocol/CompressionStreamFactory.cs b/src/Toimik.WarcProtocol/CompressionStreamFactory.cs
index a7e1d6a..c8c29ad 100644
--- a/src/Toimik.WarcProtocol/CompressionStreamFactory.cs
+++ b/src/Toimik.WarcProtocol/CompressionStreamFactory.cs
@@ -16,8 +16,8 @@
 
 namespace Toimik.WarcProtocol;
 
+using ICSharpCode.SharpZipLib.GZip;
 using System.IO;
-using System.IO.Compression;
 
 public class CompressionStreamFactory
 {
@@ -27,9 +27,6 @@ public CompressionStreamFactory()
 
     public virtual Stream CreateDecompressStream(Stream stream)
     {
-        return new GZipStream(
-            stream,
-            CompressionMode.Decompress,
-            leaveOpen: true);
+        return new GZipInputStream(stream);
     }
 }
\ No newline at end of file
diff --git a/src/Toimik.WarcProtocol/Toimik.WarcProtocol.csproj b/src/Toimik.WarcProtocol/Toimik.WarcProtocol.csproj
index 02fe8cc..e191ddc 100644
--- a/src/Toimik.WarcProtocol/Toimik.WarcProtocol.csproj
+++ b/src/Toimik.WarcProtocol/Toimik.WarcProtocol.csproj
@@ -24,6 +24,7 @@
   </PropertyGroup>
 
   <ItemGroup>
+    <PackageReference Include="SharpZipLib" Version="1.4.2" />
     <PackageReference Include="StyleCop.Analyzers" Version="1.1.118">
       <PrivateAssets>all</PrivateAssets>
       <IncludeAssets>runtime; build; native; contentfiles; analyzers; buildtransitive</IncludeAssets>