diff --git a/src/Orchard/Utility/Extensions/StringExtensions.cs b/src/Orchard/Utility/Extensions/StringExtensions.cs
index 1e66a8248..08b43ea9a 100644
--- a/src/Orchard/Utility/Extensions/StringExtensions.cs
+++ b/src/Orchard/Utility/Extensions/StringExtensions.cs
@@ -16,8 +16,7 @@ namespace Orchard.Utility.Extensions {
             var sb = new StringBuilder(camel);
 
             for (int i = camel.Length-1; i>0; i--) {
-                var current = sb[i];
-                if('A' <= current && current <= 'Z') {
+                if(char.IsUpper(sb[i])) {
                     sb.Insert(i, ' ');
                 }
             }
@@ -357,4 +356,4 @@ namespace Orchard.Utility.Extensions {
             return Encoding.UTF8.GetString(Convert.FromBase64String(value));
         }
     }
-}
\ No newline at end of file
+}