diff --git a/src/lib/diff/record.hpp b/src/lib/diff/record.hpp
index ac217c7e3..20ff4790a 100644
--- a/src/lib/diff/record.hpp
+++ b/src/lib/diff/record.hpp
@@ -186,7 +186,7 @@ namespace diff{
       /* ==== Exposing scope and contents for iteration ====== */
       
       using iterator  = IterAdapter<typename _Vec::const_iterator, const Record*>;
-      using scopeIter = typename iter_stl::_SeqT<_Vec>::Range;
+      using scopeIter = typename iter_stl::_SeqT<const _Vec>::Range;
       using keyIter   = TransformIter<scopeIter, string>;
       using valIter   = TransformIter<scopeIter, VAL>;
       
diff --git a/tests/library/diff/generic-record-representation-test.cpp b/tests/library/diff/generic-record-representation-test.cpp
index e4ad79e17..549bd8ed6 100644
--- a/tests/library/diff/generic-record-representation-test.cpp
+++ b/tests/library/diff/generic-record-representation-test.cpp
@@ -190,7 +190,7 @@ namespace test{
           CHECK (!isSameObject (a.get("a"), b.get("a")));
           CHECK (!isSameObject (*a.scope(), *b.scope()));
           
-          string& c = *b.scope();
+          string const& c = *b.scope();
           CHECK ("c" == c);
           
           RecS bb;