1 files changed, 2 insertions, 1 deletions
diff --git a/src/DotNetOpenAuth.OAuth2.Client/Configuration/OAuth2ClientSection.cs b/src/DotNetOpenAuth.OAuth2.Client/Configuration/OAuth2ClientSection.cs
index 3bb6ffc..5c040e3 100644
--- a/src/DotNetOpenAuth.OAuth2.Client/Configuration/OAuth2ClientSection.cs
+++ b/src/DotNetOpenAuth.OAuth2.Client/Configuration/OAuth2ClientSection.cs
@@ -8,6 +8,7 @@ namespace DotNetOpenAuth.Configuration {
 	using System;
 	using System.Configuration;
 	using System.Diagnostics.Contracts;
+	using Validation;
 
 	/// <summary>
 	/// Represents the &lt;oauth2/client&gt; section in the host's .config file.
@@ -53,7 +54,7 @@ namespace DotNetOpenAuth.Configuration {
 			}
 
 			set {
-				Requires.InRange(value > TimeSpan.Zero, "value");
+				Requires.Range(value > TimeSpan.Zero, "value");
 				this[MaxAuthorizationTimePropertyName] = value;
 			}
 		}