diff --git a/X10D/src/Core/RangeExtensions.cs b/X10D/src/Core/RangeExtensions.cs
index a6164bd..6c91922 100644
--- a/X10D/src/Core/RangeExtensions.cs
+++ b/X10D/src/Core/RangeExtensions.cs
@@ -7,7 +7,7 @@ public static class RangeExtensions
{
///
/// Allows the ability to use a for loop to iterate over the indices of a . The indices of the
- /// range are the inclusive lower and upper bounds of the enumeration.
+ /// range are the inclusive lower and upper bounds of the enumeration.
///
/// The range whose indices over which will be enumerated.
/// A that will enumerate over the indices of .