diff --git a/include/boost/lambda/detail/operators.hpp b/include/boost/lambda/detail/operators.hpp
index 29eb106..149e1ee 100644
--- a/include/boost/lambda/detail/operators.hpp
+++ b/include/boost/lambda/detail/operators.hpp
@@ -37,16 +37,16 @@ inline const                                                                 \
 lambda_functor<                                                              \
   lambda_functor_base<                                                       \
     ACTION,                                                                  \
-    tuple<lambda_functor<Arg>, typename CONVERSION <CONSTB>::type>         \
+    tuple<lambda_functor<Arg>, typename const_copy_argument <CONSTB>::type>  \
   >                                                                          \
 >                                                                            \
 OPER_NAME (const lambda_functor<Arg>& a, CONSTB& b) {                      \
   return                                                                     \
     lambda_functor_base<                                                     \
       ACTION,                                                                \
-      tuple<lambda_functor<Arg>, typename CONVERSION <CONSTB>::type>       \
+      tuple<lambda_functor<Arg>, typename const_copy_argument <CONSTB>::type>\
     >                                                                        \
-   (tuple<lambda_functor<Arg>, typename CONVERSION <CONSTB>::type>(a, b)); \
+   (tuple<lambda_functor<Arg>, typename const_copy_argument <CONSTB>::type>(a, b)); \
 }
 
 
diff --git a/test/operator_tests_simple.cpp b/test/operator_tests_simple.cpp
index aa3069d..34711fb 100644
--- a/test/operator_tests_simple.cpp
+++ b/test/operator_tests_simple.cpp
@@ -235,6 +235,22 @@ void compound_operators() {
   (_1 %= 2)(i);
   BOOST_CHECK(i == 1);
   
+  // lambda expression as a left operand with rvalue on RHS
+  (_1 += (0 + 1))(i);
+  BOOST_CHECK(i == 2);
+
+  (_1 -= (0 + 1))(i);
+  BOOST_CHECK(i == 1);
+
+  (_1 *= (0 + 10))(i);
+  BOOST_CHECK(i == 10);
+
+  (_1 /= (0 + 2))(i);
+  BOOST_CHECK(i == 5);
+
+  (_1 %= (0 + 2))(i);
+  BOOST_CHECK(i == 1);
+  
   // shifts
   unsigned int ui = 2;
   (_1 <<= 1)(ui);