diff --git a/src/TensorFlowNET.Core/Tensorflow.Binding.csproj b/src/TensorFlowNET.Core/Tensorflow.Binding.csproj
index 33d9b699..7a52fada 100644
--- a/src/TensorFlowNET.Core/Tensorflow.Binding.csproj
+++ b/src/TensorFlowNET.Core/Tensorflow.Binding.csproj
@@ -62,6 +62,7 @@ tf.net 0.6x.x aligns with TensorFlow v2.6.x native library.</PackageReleaseNotes
 
   <PropertyGroup Condition="'$(Configuration)|$(Platform)'=='Release|x64'">
     <AllowUnsafeBlocks>true</AllowUnsafeBlocks>
+    <DefineConstants />
   </PropertyGroup>
 
   <ItemGroup>
diff --git a/src/TensorFlowNET.Keras/Tensorflow.Keras.csproj b/src/TensorFlowNET.Keras/Tensorflow.Keras.csproj
index 79dc542b..eefa8b41 100644
--- a/src/TensorFlowNET.Keras/Tensorflow.Keras.csproj
+++ b/src/TensorFlowNET.Keras/Tensorflow.Keras.csproj
@@ -55,6 +55,10 @@ Keras is an API designed for human beings, not machines. Keras follows best prac
     <DocumentationFile>Tensorflow.Keras.xml</DocumentationFile>
   </PropertyGroup>
 
+  <PropertyGroup Condition="'$(Configuration)|$(Platform)'=='Release|x64'">
+    <DefineConstants />
+  </PropertyGroup>
+
   <ItemGroup>
     <PackageReference Include="MethodBoundaryAspect.Fody" Version="2.0.139" />
     <PackageReference Include="Newtonsoft.Json" Version="13.0.1" />
diff --git a/test/TensorFlowNET.Graph.UnitTest/TensorFlowNET.Graph.UnitTest.csproj b/test/TensorFlowNET.Graph.UnitTest/TensorFlowNET.Graph.UnitTest.csproj
index dc6976ad..db6a71b1 100644
--- a/test/TensorFlowNET.Graph.UnitTest/TensorFlowNET.Graph.UnitTest.csproj
+++ b/test/TensorFlowNET.Graph.UnitTest/TensorFlowNET.Graph.UnitTest.csproj
@@ -18,6 +18,11 @@
     <AllowUnsafeBlocks>true</AllowUnsafeBlocks>
   </PropertyGroup>
 
+  <PropertyGroup Condition="'$(Configuration)|$(Platform)'=='Release|AnyCPU'">
+    <AllowUnsafeBlocks>true</AllowUnsafeBlocks>
+    <DefineConstants />
+  </PropertyGroup>
+
   <ItemGroup>
     <PackageReference Include="Microsoft.NET.Test.Sdk" Version="16.10.0" />
     <PackageReference Include="MSTest.TestAdapter" Version="2.2.5" />