diff --git a/KeyFingerprintLooker/KeyFingerprintLooker.csproj b/KeyFingerprintLooker/KeyFingerprintLooker.csproj
index 7dada26..5555257 100644
--- a/KeyFingerprintLooker/KeyFingerprintLooker.csproj
+++ b/KeyFingerprintLooker/KeyFingerprintLooker.csproj
@@ -96,7 +96,9 @@
   </ItemGroup>
   <ItemGroup>
     <None Include="app.config" />
-    <None Include="Dlls\ICSharpCode.SharpZipLib.dll" />
+    <None Include="Dlls\ICSharpCode.SharpZipLib.dll">
+      <CopyToOutputDirectory>Always</CopyToOutputDirectory>
+    </None>
   </ItemGroup>
   <Import Project="$(MSBuildToolsPath)\Microsoft.CSharp.targets" />
 </Project>
\ No newline at end of file