diff --git a/modules/openapi-generator/src/main/resources/csharp-netcore/ApiClient.mustache b/modules/openapi-generator/src/main/resources/csharp-netcore/ApiClient.mustache
index d0c10be558c..92503de2a7e 100644
--- a/modules/openapi-generator/src/main/resources/csharp-netcore/ApiClient.mustache
+++ b/modules/openapi-generator/src/main/resources/csharp-netcore/ApiClient.mustache
@@ -41,7 +41,7 @@ namespace {{packageName}}.Client
             {
                 NamingStrategy = new CamelCaseNamingStrategy
                 {
-                    OverrideSpecifiedNames = true
+                    OverrideSpecifiedNames = false
                 }
             }
         };
@@ -780,4 +780,4 @@ namespace {{packageName}}.Client
         }
         #endregion ISynchronousClient
     }
-}
\ No newline at end of file
+}
diff --git a/samples/client/petstore/csharp-netcore/OpenAPIClient/src/Org.OpenAPITools/Client/ApiClient.cs b/samples/client/petstore/csharp-netcore/OpenAPIClient/src/Org.OpenAPITools/Client/ApiClient.cs
index 165cb43a233..d9f7099014d 100644
--- a/samples/client/petstore/csharp-netcore/OpenAPIClient/src/Org.OpenAPITools/Client/ApiClient.cs
+++ b/samples/client/petstore/csharp-netcore/OpenAPIClient/src/Org.OpenAPITools/Client/ApiClient.cs
@@ -46,7 +46,7 @@ namespace Org.OpenAPITools.Client
             {
                 NamingStrategy = new CamelCaseNamingStrategy
                 {
-                    OverrideSpecifiedNames = true
+                    OverrideSpecifiedNames = false
                 }
             }
         };
@@ -782,4 +782,4 @@ namespace Org.OpenAPITools.Client
         }
         #endregion ISynchronousClient
     }
-}
\ No newline at end of file
+}
diff --git a/samples/client/petstore/csharp-netcore/OpenAPIClientCore/src/Org.OpenAPITools/Client/ApiClient.cs b/samples/client/petstore/csharp-netcore/OpenAPIClientCore/src/Org.OpenAPITools/Client/ApiClient.cs
index 0a8c9a3ed24..df3f97f8b81 100644
--- a/samples/client/petstore/csharp-netcore/OpenAPIClientCore/src/Org.OpenAPITools/Client/ApiClient.cs
+++ b/samples/client/petstore/csharp-netcore/OpenAPIClientCore/src/Org.OpenAPITools/Client/ApiClient.cs
@@ -47,7 +47,7 @@ namespace Org.OpenAPITools.Client
             {
                 NamingStrategy = new CamelCaseNamingStrategy
                 {
-                    OverrideSpecifiedNames = true
+                    OverrideSpecifiedNames = false
                 }
             }
         };
@@ -783,4 +783,4 @@ namespace Org.OpenAPITools.Client
         }
         #endregion ISynchronousClient
     }
-}
\ No newline at end of file
+}