diff --git a/src/ContainerRegistry/ContainerRegistry/Models/PSImportSource.cs b/src/ContainerRegistry/ContainerRegistry/Models/PSImportSource.cs
index f5973c4c61d3..86d20cb3bb23 100644
--- a/src/ContainerRegistry/ContainerRegistry/Models/PSImportSource.cs
+++ b/src/ContainerRegistry/ContainerRegistry/Models/PSImportSource.cs
@@ -42,7 +42,7 @@ public class PSImportSource
         /// <summary>
         /// Validate the object.
         /// </summary>
-        /// <exception cref="ValidationException">
+        /// <exception cref="PSArgumentNullException">
         /// Thrown if validation fails
         /// </exception>
         private void Validate()