diff --git a/ES3/ES3.csproj b/ES3/ES3.csproj
index 49aae246..aa2b0b66 100644
--- a/ES3/ES3.csproj
+++ b/ES3/ES3.csproj
@@ -30,7 +30,7 @@
     <UseGlobalApplicationHostFile />
     <NuGetPackageImportStamp>
     </NuGetPackageImportStamp>
-    <TypeScriptToolsVersion>3.7</TypeScriptToolsVersion>
+    <TypeScriptToolsVersion>Latest</TypeScriptToolsVersion>
   </PropertyGroup>
   <PropertyGroup Condition=" '$(Configuration)|$(Platform)' == 'Debug|AnyCPU' ">
     <DebugSymbols>true</DebugSymbols>
diff --git a/ES3/mongocrypt.dll b/ES3/mongocrypt.dll
new file mode 100644
index 00000000..3cc36341
Binary files /dev/null and b/ES3/mongocrypt.dll differ