diff --git a/sdk/Pulumi/Core/Output.cs b/sdk/Pulumi/Core/Output.cs
index 5cff0157..a7116c77 100644
--- a/sdk/Pulumi/Core/Output.cs
+++ b/sdk/Pulumi/Core/Output.cs
@@ -496,7 +496,7 @@ public Output<U> Apply<U>(Func<T, Input<U>?> func)
         /// name="func"/>. The result remains an <see cref="Output{T}"/> so that dependent resources
         /// can be properly tracked.
         /// <para/>
-        /// <paramref name="func"/> is not allowed to make resources.
+        /// <paramref name="func"/> should not be used to create resources unless necessary. Creating resources within 'func' can cause unknown behaviour.
         /// <para/>
         /// <paramref name="func"/> can return other <see cref="Output{T}"/>s.  This can be handy if
         /// you have an <c>Output&lt;SomeType&gt;</c> and you want to get a transitive dependency of