diff --git a/src/Microsoft.AspNet.Mvc.Core/DefaultControllerActionArgumentBinder.cs b/src/Microsoft.AspNet.Mvc.Core/DefaultControllerActionArgumentBinder.cs
index 93b3b51743..ac98375c8b 100644
--- a/src/Microsoft.AspNet.Mvc.Core/DefaultControllerActionArgumentBinder.cs
+++ b/src/Microsoft.AspNet.Mvc.Core/DefaultControllerActionArgumentBinder.cs
@@ -71,15 +71,15 @@ namespace Microsoft.AspNet.Mvc
             var propertyHelpers = PropertyHelper.GetProperties(controller);
             foreach (var property in properties)
             {
-                var propertyHelper = propertyHelpers.First(helper => helper.Name == property.Key);
+                var propertyHelper = propertyHelpers.First(helper =>
+                    string.Equals(helper.Name, property.Key, StringComparison.Ordinal));
                 if (propertyHelper.Property == null || !propertyHelper.Property.CanWrite)
                 {
                     // nothing to do
                     return;
                 }
 
-                var setter = PropertyHelper.MakeFastPropertySetter(propertyHelper.Property);
-                setter(controller, property.Value);
+                propertyHelper.SetValue(controller, property.Value);
             }
         }
 
diff --git a/src/Microsoft.AspNet.Mvc.ModelBinding/Metadata/DefaultModelMetadataProvider.cs b/src/Microsoft.AspNet.Mvc.ModelBinding/Metadata/DefaultModelMetadataProvider.cs
index a8bd6b021d..491ee67bb3 100644
--- a/src/Microsoft.AspNet.Mvc.ModelBinding/Metadata/DefaultModelMetadataProvider.cs
+++ b/src/Microsoft.AspNet.Mvc.ModelBinding/Metadata/DefaultModelMetadataProvider.cs
@@ -121,14 +121,14 @@ namespace Microsoft.AspNet.Mvc.ModelBinding.Metadata
                 var propertyEntry = new DefaultMetadataDetails(propertyKey, attributes);
                 if (propertyHelper.Property.CanRead && propertyHelper.Property.GetMethod?.IsPublic == true)
                 {
-                    propertyEntry.PropertyGetter = PropertyHelper.MakeFastPropertyGetter(propertyHelper.Property);
+                    propertyEntry.PropertyGetter = propertyHelper.ValueGetter;
                 }
 
                 if (propertyHelper.Property.CanWrite &&
                     propertyHelper.Property.SetMethod?.IsPublic == true &&
                     !key.ModelType.IsValueType())
                 {
-                    propertyEntry.PropertySetter = PropertyHelper.MakeFastPropertySetter(propertyHelper.Property);
+                    propertyEntry.PropertySetter = propertyHelper.ValueSetter;
                 }
 
                 propertyEntries.Add(propertyEntry);