diff --git a/test/Spring/Spring.Core.Tests/Proxy/AbstractProxyTypeBuilderTests.cs b/test/Spring/Spring.Core.Tests/Proxy/AbstractProxyTypeBuilderTests.cs
index 703248f4..5fcbebea 100644
--- a/test/Spring/Spring.Core.Tests/Proxy/AbstractProxyTypeBuilderTests.cs
+++ b/test/Spring/Spring.Core.Tests/Proxy/AbstractProxyTypeBuilderTests.cs
@@ -149,7 +149,30 @@ namespace Spring.Proxy
             Assert.AreEqual(typeof(FakeServiceKnownTypeAttribute), attrs[0].GetType(), "Wrong System.Type of Attribute applied to the target type.");
 
             FakeServiceKnownTypeAttribute fgsta = attrs[0] as FakeServiceKnownTypeAttribute;
-            Assert.AreEqual(typeof(TestObject), fgsta.Type);
+            Assert.AreEqual(typeof(TestObject), fgsta.Type, "Property 'Type' on Target Attribute not set!");
+        }
+
+        [Test]
+        // SPRNET-1262
+        public void AppliesSpecificTypeAttributeWithNoPropertySettersToTargetTypeUsingCustomAttributeBuilder()
+        {
+            ConstructorInfo ci = typeof(FakeServiceKnownTypeAttribute).GetConstructor(new Type[] { typeof(Type) });
+            CustomAttributeBuilder cab = new CustomAttributeBuilder(ci, new object[] { typeof(TestObject) });
+            
+            IProxyTypeBuilder builder = GetProxyBuilder();
+            builder.TargetType = typeof(ClassWithFakeServiceKnownTypeAttribute);
+            builder.TypeAttributes.Add(cab);
+
+            Type proxy = builder.BuildProxyType();
+            Assert.IsNotNull(proxy, "The proxy generated by a (valid) call to BuildProxy() was null.");
+
+            object[] attrs = proxy.GetCustomAttributes(false);
+            Assert.IsNotNull(attrs, "Should have had 1 attribute applied to the target type.");
+            Assert.AreEqual(1, attrs.Length, "Should have had 1 attribute applied to the target type.");
+            Assert.AreEqual(typeof(FakeServiceKnownTypeAttribute), attrs[0].GetType(), "Wrong System.Type of Attribute applied to the target type.");
+
+            FakeServiceKnownTypeAttribute fgsta = attrs[0] as FakeServiceKnownTypeAttribute;
+            Assert.AreEqual(typeof(TestObject), fgsta.Type, "Property 'Type' on Target Attribute not set!");
         }
 
         [Test]
@@ -176,10 +199,10 @@ namespace Spring.Proxy
         {
             IProxyTypeBuilder builder = GetProxyBuilder();
             builder.TargetType = typeof(ClassWithGuidAttribute);
-            
+
             Type proxy = builder.BuildProxyType();
             Assert.IsNotNull(proxy, "The proxy generated by a (valid) call to BuildProxy() was null.");
-            
+
             object[] attrs = proxy.GetCustomAttributes(false);
             Assert.IsNotNull(attrs, "Should have had 1 attribute applied to the target type.");
             Assert.AreEqual(1, attrs.Length, "Should have had 1 attribute applied to the target type.");
@@ -902,8 +925,8 @@ namespace Spring.Proxy
     // SPRNET-1134
     public class MultipleMarkerClass : ISomeMarkerInterface
     {
-        [return: Marker(Count=0)]
-        [return: Marker(Count=1)]
+        [return: Marker(Count = 0)]
+        [return: Marker(Count = 1)]
         public string MarkerMethod(int param1, [Marker(Count = 0)][Marker(Count = 1)]string param2)
         {
             return string.Empty;
@@ -979,7 +1002,7 @@ namespace Spring.Proxy
         }
     }
 
-    [AttributeUsage(AttributeTargets.All, AllowMultiple=true)]
+    [AttributeUsage(AttributeTargets.All, AllowMultiple = true)]
     public sealed class MarkerAttribute : Attribute
     {
         private int _count;