diff --git a/README.md b/README.md
index 5f12b6e..113d7a1 100644
--- a/README.md
+++ b/README.md
@@ -88,6 +88,8 @@ var mongoConnStr = ...; // Get MongoDB connection string from somewhere.
 services.AddSimpleRecurringJobs(b => b.UseMongoJobStore(mongoConnStr, o => o.Database = "MyAppDb").WithJob<SimpleJob>());
 ```
 
+Note: If using v2.x of the `MongoDB.Driver` nuget package, you must use v1.1.36 of `SimpleRecurringJobs.Mongo`. Later versions will use `MongoDB.Driver` v3 which is incompatible with earlier versions.
+
 ## Postgres
 [![NuGet version (SimpleRecurringJobs.Postgres)](https://img.shields.io/nuget/v/SimpleRecurringJobs.Postgres.svg?style=flat-square)](https://www.nuget.org/packages/SimpleRecurringJobs.Postgres/)
 
diff --git a/src/SimpleRecurringJobs.Mongo/SimpleRecurringJobs.Mongo.csproj b/src/SimpleRecurringJobs.Mongo/SimpleRecurringJobs.Mongo.csproj
index b4aa254..9021ce2 100644
--- a/src/SimpleRecurringJobs.Mongo/SimpleRecurringJobs.Mongo.csproj
+++ b/src/SimpleRecurringJobs.Mongo/SimpleRecurringJobs.Mongo.csproj
@@ -10,7 +10,7 @@
   </PropertyGroup>
 
   <ItemGroup>
-    <PackageReference Include="MongoDB.Driver" Version="2.19.0" />
+    <PackageReference Include="MongoDB.Driver" Version="3.0.0" />
   </ItemGroup>
 
   <ItemGroup>