diff --git a/include/ring-buffer-iterator.h b/include/ring-buffer-iterator.h
index f17c977..8a48d58 100644
--- a/include/ring-buffer-iterator.h
+++ b/include/ring-buffer-iterator.h
@@ -93,9 +93,9 @@ public:
     CONSTEXPR friend ring_buffer_iterator operator+( difference_type n, const ring_buffer_iterator& it) NOEXCEPT {
         return it + n;
     }
-    CONSTEXPR friend void swap(ring_buffer_iterator& a, ring_buffer_iterator& b) COND_NOEXCEPT(noexcept(std::swap(a.container, b.container))) {
+    CONSTEXPR friend void swap(ring_buffer_iterator& a, ring_buffer_iterator& b) COND_NOEXCEPT(noexcept(std::swap(a.container_ptr, b.container_ptr))) {
         using std::swap;
-        swap(a.container, b.container);
+        swap(a.container_ptr, b.container_ptr);
         swap(a.front, b.front);
         swap(a.index, b.index);
     }
@@ -189,9 +189,9 @@ public:
     CONSTEXPR friend ring_buffer_const_iterator operator+( difference_type n, const ring_buffer_const_iterator& it) NOEXCEPT {
         return it + n;
     }
-    CONSTEXPR friend void swap(ring_buffer_const_iterator& a, ring_buffer_const_iterator& b) COND_NOEXCEPT(noexcept(std::swap(a.container, b.container))) {
+    CONSTEXPR friend void swap(ring_buffer_const_iterator& a, ring_buffer_const_iterator& b) COND_NOEXCEPT(noexcept(std::swap(a.container_ptr, b.container_ptr))) {
         using std::swap;
-        swap(a.container, b.container);
+        swap(a.container_ptr, b.container_ptr);
         swap(a.front, b.front);
         swap(a.index, b.index);
     }