diff --git a/docs/features/tuples.md b/docs/features/tuples.md
index 40d19a07e2ae40cc127f8dd8a3d2fe8780473e8d..a2ccef8ac9271f3f738964cdd630b710a30a3a90 100644
--- a/docs/features/tuples.md
+++ b/docs/features/tuples.md
@@ -227,7 +227,7 @@ var t = (null, 5);    						//   Error: tuple expression doesn't have a type bec
 ((1,2, null), 5).ToString();    	    	//   Error: tuple expression doesn't have a type
 
 ImmutableArray.Create((()=>1, 1));        	//   Error: tuple expression doesn't have a type because lambda does not have a type
-ImmutableArray.Create((Func<int>)()=>1, 1); //   ok
+ImmutableArray.Create(((Func<int>)(()=>1), 1)); //   ok
 ```
 
 A tuple literal may include names, in which case they become part of the natural type: