diff --git a/libs/ardour/ardour/io.h b/libs/ardour/ardour/io.h
index 8ebf4e78a0..51cc4ea9ef 100644
--- a/libs/ardour/ardour/io.h
+++ b/libs/ardour/ardour/io.h
@@ -95,6 +95,10 @@ public:
 	void set_pretty_name (const std::string& str);
 	std::string pretty_name () const { return _pretty_name_prefix; }
 
+	void set_audio_channel_names (std::vector<std::string> const& acn) {
+		_audio_channel_names = acn;
+	}
+
 	virtual void silence (samplecnt_t);
 
 	int ensure_io (ChanCount cnt, bool clear, void *src);
@@ -216,6 +220,8 @@ private:
 
 	std::shared_ptr<Bundle> _bundle; ///< a bundle representing our ports
 
+	std::vector<std::string> _audio_channel_names;
+
 	struct UserBundleInfo {
 		UserBundleInfo (IO*, std::shared_ptr<UserBundle> b);
 		std::shared_ptr<UserBundle> bundle;
diff --git a/libs/ardour/io.cc b/libs/ardour/io.cc
index 7784a8eff5..861e6662c6 100644
--- a/libs/ardour/io.cc
+++ b/libs/ardour/io.cc
@@ -1536,6 +1536,10 @@ IO::bundle_channel_name (uint32_t c, uint32_t n, DataType t) const
 
 	if (t == DataType::AUDIO) {
 
+		if (n == _audio_channel_names.size () && c < _audio_channel_names.size ()) {
+			return _audio_channel_names.at (c);
+		}
+
 		switch (n) {
 		case 1:
 			return _("mono");