diff --git a/src/Compilers/Core/Portable/Symbols/TypedConstant.cs b/src/Compilers/Core/Portable/Symbols/TypedConstant.cs
index 265bb348eb457..2ac8163e2f7ee 100644
--- a/src/Compilers/Core/Portable/Symbols/TypedConstant.cs
+++ b/src/Compilers/Core/Portable/Symbols/TypedConstant.cs
@@ -104,7 +104,9 @@ internal object? ValueInternal
         }
 
         /// <summary>
-        /// The value for a <see cref="TypedConstant"/> array. 
+        /// The value for a <see cref="TypedConstant"/> array.
+        /// Returns a <see langword="default" /> <c>ImmutableArray</c> if <see langword="null"/> was passed as the array value;
+        /// <see cref="IsNull"/> can be used to check for this.
         /// </summary>
         public ImmutableArray<TypedConstant> Values
         {