diff --git a/include/loki/TypeTraits.h b/include/loki/TypeTraits.h
index d8f24d2..1482acf 100644
--- a/include/loki/TypeTraits.h
+++ b/include/loki/TypeTraits.h
@@ -98,17 +98,17 @@ namespace Loki
             typedef NullType Result;
         };
 
-        template <class U> struct AddConstReference
+        template <class U> struct AddParameterType
         {
             typedef const U & Result;
         };
 
-        template <class U> struct AddConstReference<U &>
+        template <class U> struct AddParameterType<U &>
         {
-            typedef const U & Result;
+            typedef U & Result;
         };
 
-        template <> struct AddConstReference<void>
+        template <> struct AddParameterType<void>
         {
             typedef NullType Result;
         };
@@ -2044,7 +2044,7 @@ namespace Loki
             enum { result = true };
             typedef U ReferredType;
         };
-        
+               
         template <class U> struct PointerTraits
         {
             enum { result = false };
@@ -2176,13 +2176,8 @@ namespace Loki
         enum { isFundamental    = isStdFundamental || isArith || isFloat };
         
         typedef typename Select<isStdArith || isPointer || isMemberPointer, T, 
-                typename Private::AddReference<T>::Result>::Result 
+                typename Private::AddParameterType<T>::Result>::Result 
             ParameterType;
-
-        typedef typename Select<isStdArith || isPointer || isMemberPointer, T, 
-                typename Private::AddConstReference<T>::Result>::Result 
-            ConstParameterType;
-        
     };
 }
 
diff --git a/tools/RegressionTest/TypeTraitsTest.h b/tools/RegressionTest/TypeTraitsTest.h
index 78e463f..6c17fe6 100644
--- a/tools/RegressionTest/TypeTraitsTest.h
+++ b/tools/RegressionTest/TypeTraitsTest.h
@@ -104,8 +104,8 @@ public:
       SameType<TypeTraits<char>::ParameterType,char>::value &&
       SameType<TypeTraits<int>::ParameterType,int>::value &&
       SameType<TypeTraits<double>::ParameterType,double>::value &&
-      SameType<TypeTraits<Test>::ParameterType,Test &>::value &&
-	  SameType<TypeTraits<Test>::ConstParameterType,const Test &>::value;
+      SameType<TypeTraits<Test&>::ParameterType,Test &>::value &&
+	  SameType<TypeTraits<Test>::ParameterType,const Test &>::value;
 
     testAssert("TypeTraits",r,result);
 
diff --git a/tools/RegressionTest/TypeTraitsTest2.h b/tools/RegressionTest/TypeTraitsTest2.h
index 8648ab2..527b410 100755
--- a/tools/RegressionTest/TypeTraitsTest2.h
+++ b/tools/RegressionTest/TypeTraitsTest2.h
@@ -507,8 +507,7 @@ inline void TypeTraitsTest2::testParameterType()
     TEST_TYPE(const volatile A, const volatile A&);
     TEST_TYPE(A&, A&);
     
-    //TEST_TYPE(A, const A&); use ConstParameterType
-    
+    TEST_TYPE(A, const A&);  
 }
 
 inline void TypeTraitsTest2::testReferredType()