diff --git a/src/coreclr/System.Private.CoreLib/src/System/Runtime/CompilerServices/RuntimeHelpers.CoreCLR.cs b/src/coreclr/System.Private.CoreLib/src/System/Runtime/CompilerServices/RuntimeHelpers.CoreCLR.cs
index 43ddbfecf006f..b904b17fcfca4 100644
--- a/src/coreclr/System.Private.CoreLib/src/System/Runtime/CompilerServices/RuntimeHelpers.CoreCLR.cs
+++ b/src/coreclr/System.Private.CoreLib/src/System/Runtime/CompilerServices/RuntimeHelpers.CoreCLR.cs
@@ -301,7 +301,7 @@ internal static unsafe int GetMultiDimensionalArrayRank(Array array)
             return rank;
         }
 
-        // Returns true iff the object has a component size;
+        // Returns true if the object has a component size;
         // i.e., is variable length like System.String or Array.
         // Callers are required to keep obj alive
         [MethodImpl(MethodImplOptions.AggressiveInlining)]