diff --git a/aspnetcore/tutorials/web-api-help-pages-using-swagger/samples/2.0/TodoApi.Swashbuckle/Startup.cs b/aspnetcore/tutorials/web-api-help-pages-using-swagger/samples/2.0/TodoApi.Swashbuckle/Startup.cs
index 5efc33faa0..88017d87bf 100644
--- a/aspnetcore/tutorials/web-api-help-pages-using-swagger/samples/2.0/TodoApi.Swashbuckle/Startup.cs
+++ b/aspnetcore/tutorials/web-api-help-pages-using-swagger/samples/2.0/TodoApi.Swashbuckle/Startup.cs
@@ -41,7 +41,7 @@ namespace TodoApi
                 });
 
                 // Set the comments path for the Swagger JSON and UI.
-                var xmlFile = $"{Assembly.GetEntryAssembly().GetName().Name}.xml";
+                var xmlFile = $"{Assembly.GetExecutingAssembly().GetName().Name}.xml";
                 var xmlPath = Path.Combine(AppContext.BaseDirectory, xmlFile);
                 c.IncludeXmlComments(xmlPath);
             });
@@ -67,4 +67,4 @@ namespace TodoApi
         }
         #endregion
     }
-}
\ No newline at end of file
+}
diff --git a/aspnetcore/tutorials/web-api-help-pages-using-swagger/samples/2.1/TodoApi.Swashbuckle/Startup.cs b/aspnetcore/tutorials/web-api-help-pages-using-swagger/samples/2.1/TodoApi.Swashbuckle/Startup.cs
index 3b9ca88e4f..cf3e75ee95 100644
--- a/aspnetcore/tutorials/web-api-help-pages-using-swagger/samples/2.1/TodoApi.Swashbuckle/Startup.cs
+++ b/aspnetcore/tutorials/web-api-help-pages-using-swagger/samples/2.1/TodoApi.Swashbuckle/Startup.cs
@@ -43,7 +43,7 @@ namespace TodoApi
                 });
 
                 // Set the comments path for the Swagger JSON and UI.
-                var xmlFile = $"{Assembly.GetEntryAssembly().GetName().Name}.xml";
+                var xmlFile = $"{Assembly.GetExecutingAssembly().GetName().Name}.xml";
                 var xmlPath = Path.Combine(AppContext.BaseDirectory, xmlFile);
                 c.IncludeXmlComments(xmlPath);
             });
@@ -69,4 +69,4 @@ namespace TodoApi
         }
         #endregion
     }
-}
\ No newline at end of file
+}