diff --git a/src/lib/util/contiguous_sequence_wrapper.h b/src/lib/util/contiguous_sequence_wrapper.h
index 9a84e175ef8..d911c4de27b 100644
--- a/src/lib/util/contiguous_sequence_wrapper.h
+++ b/src/lib/util/contiguous_sequence_wrapper.h
@@ -68,8 +68,8 @@ public:
 	const_reference front() const { return operator[](0); }
 	reference back() { return operator[](size() - 1); }
 	const_reference back() const { return operator[](size() - 1); }
-	reference operator[] (size_type n) { return m_begin.m_ptr[n]; }
-	const_reference operator[] (size_type n) const { return m_begin.m_ptr[n]; }
+	reference operator[] (size_type n) { return m_begin[n]; }
+	const_reference operator[] (size_type n) const { return m_begin[n]; }
 	reference at(size_type n) { check_in_bounds(n); return operator[](n); }
 	const_reference at(size_type n) const { check_in_bounds(n); return operator[](n); }