diff --git a/dotnet-desktop-guide/framework/wpf/getting-started/walkthrough-my-first-wpf-desktop-application.md b/dotnet-desktop-guide/framework/wpf/getting-started/walkthrough-my-first-wpf-desktop-application.md
index 3f6352b..70e0296 100644
--- a/dotnet-desktop-guide/framework/wpf/getting-started/walkthrough-my-first-wpf-desktop-application.md
+++ b/dotnet-desktop-guide/framework/wpf/getting-started/walkthrough-my-first-wpf-desktop-application.md
@@ -211,6 +211,8 @@ In this section, you'll add two pages and an image to the application.
 
     2. In the **Add Existing Item** dialog, set the file filter to either **All Files** or **Image Files**, browse to the image file you want to use, and then select **Add**.
 
+    3. Select the image file in **Solution Explorer**, then in the **Properties** window, set **Build Action** to **Resource**.
+
 ## Build and run the application
 
 1. To build and run the application, press **F5** or select **Start Debugging** from the **Debug** menu.