diff --git a/src/Spring/Spring.Core/Proxy/AbstractProxyTypeBuilder.cs b/src/Spring/Spring.Core/Proxy/AbstractProxyTypeBuilder.cs
index 7db27e02..78d97f2e 100644
--- a/src/Spring/Spring.Core/Proxy/AbstractProxyTypeBuilder.cs
+++ b/src/Spring/Spring.Core/Proxy/AbstractProxyTypeBuilder.cs
@@ -291,9 +291,9 @@ namespace Spring.Proxy
         /// <see cref="IProxyTypeBuilder.ProxyTargetAttributes"/>
         protected virtual void ApplyMethodReturnTypeAttributes(MethodBuilder methodBuilder, MethodInfo targetMethod)
         {
+            ParameterBuilder parameterBuilder = methodBuilder.DefineParameter(0, ParameterAttributes.Retval, null);
             foreach (object attr in GetMethodReturnTypeAttributes(targetMethod))
             {
-                ParameterBuilder parameterBuilder = methodBuilder.DefineParameter(0, ParameterAttributes.Retval, null);
                 if (attr is CustomAttributeBuilder)
                 {
                     parameterBuilder.SetCustomAttribute((CustomAttributeBuilder)attr);
@@ -322,10 +322,10 @@ namespace Spring.Proxy
         {
             foreach (ParameterInfo paramInfo in targetMethod.GetParameters())
             {
+                ParameterBuilder parameterBuilder = methodBuilder.DefineParameter(
+                    (paramInfo.Position + 1), paramInfo.Attributes, paramInfo.Name);
                 foreach (object attr in GetMethodParameterAttributes(targetMethod, paramInfo))
                 {
-                    ParameterBuilder parameterBuilder = methodBuilder.DefineParameter(
-                        (paramInfo.Position + 1), paramInfo.Attributes, paramInfo.Name);
                     if (attr is CustomAttributeBuilder)
                     {
                         parameterBuilder.SetCustomAttribute((CustomAttributeBuilder)attr);
diff --git a/test/Spring/Spring.Core.Tests/Proxy/AbstractProxyTypeBuilderTests.cs b/test/Spring/Spring.Core.Tests/Proxy/AbstractProxyTypeBuilderTests.cs
index d8454920..5cfd25e8 100644
--- a/test/Spring/Spring.Core.Tests/Proxy/AbstractProxyTypeBuilderTests.cs
+++ b/test/Spring/Spring.Core.Tests/Proxy/AbstractProxyTypeBuilderTests.cs
@@ -410,6 +410,27 @@ namespace Spring.Proxy
             Assert.AreEqual(typeof(MarkerAttribute), attrs[0].GetType(), "Wrong System.Type of Attribute applied to the method's parameter.");
         }
 
+        [Test]
+        [Description("SPRNET-1134")]
+        public void ProxyTargetMethodParameterMultipleAttributes()
+        {
+            IProxyTypeBuilder builder = GetProxyBuilder();
+            builder.TargetType = typeof(MultipleMarkerClass);
+            Type proxy = builder.BuildProxyType();
+            Assert.IsNotNull(proxy, "The proxy generated by a (valid) call to BuildProxy() was null.");
+            MethodInfo method = proxy.GetMethod("Spring.Proxy.ISomeMarkerInterface.MarkerMethod", BindingFlags.NonPublic | BindingFlags.Instance);
+            if (method == null)
+            {
+                method = proxy.GetMethod("MarkerMethod");
+            }
+            Assert.IsNotNull(method);
+            object[] attrs = method.GetParameters()[1].GetCustomAttributes(false);
+            Assert.IsNotNull(attrs, "Should have had 2 attributes applied to the method's parameter.");
+            Assert.AreEqual(2, attrs.Length, "Should have had 2 attributes applied to the method's parameter.");
+            Assert.AreEqual(typeof(MarkerAttribute), attrs[0].GetType(), "Wrong System.Type of Attribute applied to the method's parameter.");
+            Assert.AreEqual(typeof(MarkerAttribute), attrs[1].GetType(), "Wrong System.Type of Attribute applied to the method's parameter.");
+        }
+
         [Test]
         public void DoesNotProxyTargetMethodParameterAttributesWithProxyTargetAttributesEqualsFalse()
         {
@@ -449,6 +470,27 @@ namespace Spring.Proxy
             Assert.AreEqual(typeof(MarkerAttribute), attrs[0].GetType(), "Wrong System.Type of Attribute applied to the method's return value.");
         }
 
+        [Test]
+        [Description("SPRNET-1134")]
+        public void ProxyTargetMethodReturnValueMultipleAttributes()
+        {
+            IProxyTypeBuilder builder = GetProxyBuilder();
+            builder.TargetType = typeof(MultipleMarkerClass);
+            Type proxy = builder.BuildProxyType();
+            Assert.IsNotNull(proxy, "The proxy generated by a (valid) call to BuildProxy() was null.");
+            MethodInfo method = proxy.GetMethod("Spring.Proxy.ISomeMarkerInterface.MarkerMethod", BindingFlags.NonPublic | BindingFlags.Instance);
+            if (method == null)
+            {
+                method = proxy.GetMethod("MarkerMethod");
+            }
+            Assert.IsNotNull(method);
+            object[] attrs = method.ReturnTypeCustomAttributes.GetCustomAttributes(false);
+            Assert.IsNotNull(attrs, "Should have had 2 attribute applied to the method's return value.");
+            Assert.AreEqual(2, attrs.Length, "Should have had 2 attribute applied to the method's return value.");
+            Assert.AreEqual(typeof(MarkerAttribute), attrs[0].GetType(), "Wrong System.Type of Attribute applied to the method's return value.");
+            Assert.AreEqual(typeof(MarkerAttribute), attrs[1].GetType(), "Wrong System.Type of Attribute applied to the method's return value.");
+        }
+
         [Test]
         public void DoesNotProxyTargetMethodReturnValueAttributesWithProxyTargetAttributesEqualsFalse()
         {
@@ -780,6 +822,24 @@ namespace Spring.Proxy
         }
     }
 
+    // SPRNET-1134
+    public class MultipleMarkerClass : ISomeMarkerInterface
+    {
+        [return: Marker(Count=0)]
+        [return: Marker(Count=1)]
+        public string MarkerMethod(int param1, [Marker(Count = 0)][Marker(Count = 1)]string param2)
+        {
+            return string.Empty;
+        }
+
+        [return: Marker(Count = 0)]
+        [return: Marker(Count = 1)]
+        public virtual string MarkerVirtualMethod(int param1, [Marker(Count = 0)][Marker(Count = 1)]string param2)
+        {
+            return string.Empty;
+        }
+    }
+
     [Marker]
     public class AnotherMarkerClass : IAnotherMarkerInterface
     {
@@ -842,6 +902,7 @@ namespace Spring.Proxy
         }
     }
 
+    [AttributeUsage(AttributeTargets.All, AllowMultiple=true)]
     public sealed class MarkerAttribute : Attribute
     {
         private int _count;
diff --git a/test/Spring/Spring.Core.Tests/Proxy/InheritanceProxyTypeBuilderTests.cs b/test/Spring/Spring.Core.Tests/Proxy/InheritanceProxyTypeBuilderTests.cs
index 8247d77b..ea7ae07b 100644
--- a/test/Spring/Spring.Core.Tests/Proxy/InheritanceProxyTypeBuilderTests.cs
+++ b/test/Spring/Spring.Core.Tests/Proxy/InheritanceProxyTypeBuilderTests.cs
@@ -242,6 +242,23 @@ namespace Spring.Proxy
             Assert.AreEqual(typeof(MarkerAttribute), attrs[0].GetType(), "Wrong System.Type of Attribute applied to the method's parameter.");
         }
 
+        [Test]
+        [Description("SPRNET-1134")]
+        public void ProxyTargetVirtualMethodParameterMultipleAttributes()
+        {
+            IProxyTypeBuilder builder = GetProxyBuilder();
+            builder.TargetType = typeof(MultipleMarkerClass);
+            Type proxy = builder.BuildProxyType();
+            Assert.IsNotNull(proxy, "The proxy generated by a (valid) call to BuildProxy() was null.");
+            MethodInfo method = proxy.GetMethod("MarkerVirtualMethod");
+            Assert.IsNotNull(method);
+            object[] attrs = method.GetParameters()[1].GetCustomAttributes(false);
+            Assert.IsNotNull(attrs, "Should have had 2 attribute applied to the method's parameter.");
+            Assert.AreEqual(2, attrs.Length, "Should have had 2 attribute applied to the method's parameter.");
+            Assert.AreEqual(typeof(MarkerAttribute), attrs[0].GetType(), "Wrong System.Type of Attribute applied to the method's parameter.");
+            Assert.AreEqual(typeof(MarkerAttribute), attrs[1].GetType(), "Wrong System.Type of Attribute applied to the method's parameter.");
+        }
+
         [Test]
         public void DoesNotProxyTargetVirtualMethodParameterAttributesWithProxyTargetAttributesEqualsFalse()
         {
@@ -273,6 +290,23 @@ namespace Spring.Proxy
             Assert.AreEqual(typeof(MarkerAttribute), attrs[0].GetType(), "Wrong System.Type of Attribute applied to the method's return value.");
         }
 
+        [Test]
+        [Description("SPRNET-1134")]
+        public void ProxyTargetVirtualMethodReturnValueMultipleAttributes()
+        {
+            IProxyTypeBuilder builder = GetProxyBuilder();
+            builder.TargetType = typeof(MultipleMarkerClass);
+            Type proxy = builder.BuildProxyType();
+            Assert.IsNotNull(proxy, "The proxy generated by a (valid) call to BuildProxy() was null.");
+            MethodInfo method = proxy.GetMethod("MarkerVirtualMethod");
+            Assert.IsNotNull(method);
+            object[] attrs = method.ReturnTypeCustomAttributes.GetCustomAttributes(false);
+            Assert.IsNotNull(attrs, "Should have had 2 attribute applied to the method's return value.");
+            Assert.AreEqual(2, attrs.Length, "Should have had 2 attribute applied to the method's return value.");
+            Assert.AreEqual(typeof(MarkerAttribute), attrs[0].GetType(), "Wrong System.Type of Attribute applied to the method's return value.");
+            Assert.AreEqual(typeof(MarkerAttribute), attrs[1].GetType(), "Wrong System.Type of Attribute applied to the method's return value.");
+        }
+
         [Test]
         public void DoesNotProxyTargetVirtualMethodReturnValueAttributesWithProxyTargetAttributesEqualsFalse()
         {