1 files changed, 1 insertions, 1 deletions
diff --git a/src/mscorlib/src/System/Runtime/Versioning/TargetFrameworkAttribute.cs b/src/mscorlib/src/System/Runtime/Versioning/TargetFrameworkAttribute.cs
index dbf98c08d8..600ba3f154 100644
--- a/src/mscorlib/src/System/Runtime/Versioning/TargetFrameworkAttribute.cs
+++ b/src/mscorlib/src/System/Runtime/Versioning/TargetFrameworkAttribute.cs
@@ -26,7 +26,7 @@ namespace System.Runtime.Versioning {
         public TargetFrameworkAttribute(String frameworkName)
         {
             if (frameworkName == null)
-                throw new ArgumentNullException("frameworkName");
+                throw new ArgumentNullException(nameof(frameworkName));
             Contract.EndContractBlock();
             _frameworkName = frameworkName;
         }