diff --git a/csharp/src/Microsoft.ML.OnnxRuntime/Microsoft.ML.OnnxRuntime.csproj b/csharp/src/Microsoft.ML.OnnxRuntime/Microsoft.ML.OnnxRuntime.csproj
index 331432da72..a63afa22e2 100644
--- a/csharp/src/Microsoft.ML.OnnxRuntime/Microsoft.ML.OnnxRuntime.csproj
+++ b/csharp/src/Microsoft.ML.OnnxRuntime/Microsoft.ML.OnnxRuntime.csproj
@@ -1,7 +1,7 @@
 <Project Sdk="Microsoft.NET.Sdk">
 
   <PropertyGroup>
-    <TargetFrameworks>netstandard1.1;netstandard2.0</TargetFrameworks>
+    <TargetFramework>netstandard1.1</TargetFramework>
     <Platforms>AnyCPU;x86</Platforms>
     <LangVersion>7.2</LangVersion>
     <AllowUnsafeBlocks>true</AllowUnsafeBlocks>