diff --git a/src/libraries/System.ServiceProcess.ServiceController/src/System/ServiceProcess/ServiceBase.cs b/src/libraries/System.ServiceProcess.ServiceController/src/System/ServiceProcess/ServiceBase.cs
index 7ba222918425c..00a392a2bec07 100644
--- a/src/libraries/System.ServiceProcess.ServiceController/src/System/ServiceProcess/ServiceBase.cs
+++ b/src/libraries/System.ServiceProcess.ServiceController/src/System/ServiceProcess/ServiceBase.cs
@@ -305,6 +305,8 @@ internal static bool ValidServiceName(string serviceName)
         /// <devdoc>
         ///    <para>Disposes of the resources (other than memory ) used by
         ///       the <see cref='System.ServiceProcess.ServiceBase'/>.</para>
+        ///    This is called from <see cref="Run(ServiceBase[])"/> when all
+        ///    services in the process have entered the SERVICE_STOPPED state.
         /// </devdoc>
         protected override void Dispose(bool disposing)
         {
diff --git a/src/libraries/System.ServiceProcess.ServiceController/tests/System.ServiceProcess.ServiceController.TestService/TestService.cs b/src/libraries/System.ServiceProcess.ServiceController/tests/System.ServiceProcess.ServiceController.TestService/TestService.cs
index a22f7b967594f..a65fc54827687 100644
--- a/src/libraries/System.ServiceProcess.ServiceController/tests/System.ServiceProcess.ServiceController.TestService/TestService.cs
+++ b/src/libraries/System.ServiceProcess.ServiceController/tests/System.ServiceProcess.ServiceController.TestService/TestService.cs
@@ -116,6 +116,10 @@ public async Task WriteStreamAsync(PipeMessageByteCode code, int command = 0)
             }
         }
 
+        /// <summary>
+        /// This is called from <see cref="ServiceBase.Run(ServiceBase[])"/> when all services in the process
+        /// have entered the SERVICE_STOPPED state. It disposes the named pipe stream.
+        /// </summary>
         protected override void Dispose(bool disposing)
         {
             if (!_disposed)