diff --git a/Output/MongoDBOutput/MongoDBOutput.csproj b/Output/MongoDBOutput/MongoDBOutput.csproj
index 85cdd24..6a3003e 100644
--- a/Output/MongoDBOutput/MongoDBOutput.csproj
+++ b/Output/MongoDBOutput/MongoDBOutput.csproj
@@ -35,7 +35,7 @@
 	<ItemGroup>
 		<PackageReference Include="log4net" Version="2.0.15" />
 		<PackageReference Include="MongoDB.Driver" Version="2.20.0" />
-		<PackageReference Include="MongoDB.Bson" Version="2.20.0" />
+		<PackageReference Include="MongoDB.Bson" Version="2.21.0" />
 		<PackageReference Include="MongoDB.Driver.Core" Version="2.20.0" />
 	</ItemGroup>