diff --git a/modules/swagger-codegen/src/main/resources/csharp/Project.mustache b/modules/swagger-codegen/src/main/resources/csharp/Project.mustache
index 1f3749d5af2..2c6db7ae2dd 100644
--- a/modules/swagger-codegen/src/main/resources/csharp/Project.mustache
+++ b/modules/swagger-codegen/src/main/resources/csharp/Project.mustache
@@ -88,10 +88,8 @@
     {{/netStandard}}
   </ItemGroup>
   <ItemGroup>
-    <Compile Include="Api\**\*.cs"/>
-    <Compile Include="Client\**\*.cs"/>
-    <Compile Include="Model\**\*.cs"/>
-    <Compile Include="Properties\**\*.cs"/>
+    <Compile Include="**\*.cs"
+             Exclude="obj\**" />
   </ItemGroup>
   {{^netStandard}}
   <ItemGroup>
diff --git a/modules/swagger-codegen/src/main/resources/csharp/TestProject.mustache b/modules/swagger-codegen/src/main/resources/csharp/TestProject.mustache
index 8447159ce3c..be847bade98 100644
--- a/modules/swagger-codegen/src/main/resources/csharp/TestProject.mustache
+++ b/modules/swagger-codegen/src/main/resources/csharp/TestProject.mustache
@@ -78,7 +78,8 @@
     </Reference>
   </ItemGroup>
   <ItemGroup>
-    <Compile Include="**\*.cs"/>
+    <Compile Include="**\*.cs"
+             Exclude="obj\**"/>
   </ItemGroup>
   <ItemGroup>
       <None Include="packages.config" />