1 files changed, 1 insertions, 0 deletions
diff --git a/libs/ardour/ardour/buffer_set.h b/libs/ardour/ardour/buffer_set.h
index 03b0b193d4..3520f95eb3 100644
--- a/libs/ardour/ardour/buffer_set.h
+++ b/libs/ardour/ardour/buffer_set.h
@@ -120,6 +120,7 @@ public:
 		iterator& operator++() { ++_index; return *this; } // yes, prefix only
 		bool operator==(const iterator& other) { return (_index == other._index); }
 		bool operator!=(const iterator& other) { return (_index != other._index); }
+		iterator operator=(const iterator& other) { _set = other._set; _type = other._type; _index = other._index; return *this; }
 
 	private:
 		friend class BufferSet;