diff --git a/Chapter02/04_MongoDB_dotnet/04_MongoDB_dotnet.csproj b/Chapter02/04_MongoDB_dotnet/04_MongoDB_dotnet.csproj
index 666beab..a4deaf8 100644
--- a/Chapter02/04_MongoDB_dotnet/04_MongoDB_dotnet.csproj
+++ b/Chapter02/04_MongoDB_dotnet/04_MongoDB_dotnet.csproj
@@ -7,7 +7,7 @@
   </PropertyGroup>
 
   <ItemGroup>
-    <PackageReference Include="MongoDB.Driver" Version="2.9.0-beta2" />
+    <PackageReference Include="MongoDB.Driver" Version="2.19.0" />
   </ItemGroup>
 
 </Project>