diff --git a/libs/ardour/i18n.h b/libs/ardour/i18n.h
index 43ae07cac1..b04c96d435 100644
--- a/libs/ardour/i18n.h
+++ b/libs/ardour/i18n.h
@@ -17,4 +17,8 @@
  */
 #define S_(Text) PBD::sgettext (PACKAGE, Text)
 
+/** Use this to translate strings with plural forms
+ */
+#define P_(Singular,Plural,HowMany) dngettext (PACKAGE, (Singular), (Plural), (HowMany))
+
 #endif // __i18n_h__
diff --git a/libs/ardour/midi_patch_manager.cc b/libs/ardour/midi_patch_manager.cc
index 0f706be358..133f4ee7f8 100644
--- a/libs/ardour/midi_patch_manager.cc
+++ b/libs/ardour/midi_patch_manager.cc
@@ -74,9 +74,10 @@ MidiPatchManager::add_midnam_files_from_directory(const std::string& directory_p
 	vector<std::string> result;
 	find_files_matching_pattern (result, directory_path, "*.midnam");
 
-	info << string_compose(_("Loading %1 MIDI patches from %2"),
-	                       result.size(),
-	                       directory_path) << endmsg;
+	info << string_compose(
+			P_("Loading %1 MIDI patch from %2", "Loading %1 MIDI patches from %2", result.size()),
+			result.size(), directory_path)
+	     << endmsg;
 
 	for (vector<std::string>::const_iterator i = result.begin(); i != result.end(); ++i) {
 		add_midi_name_document (*i);
@@ -104,9 +105,10 @@ MidiPatchManager::remove_midnam_files_from_directory(const std::string& director
 	vector<std::string> result;
 	find_files_matching_pattern (result, directory_path, "*.midnam");
 
-	info << string_compose(_("Unloading %1 MIDI patches from %2"),
-	                       result.size(),
-	                       directory_path) << endmsg;
+	info << string_compose(
+			P_("Unloading %1 MIDI patch from %2", "Unloading %1 MIDI patches from %2", result.size()),
+			result.size(), directory_path)
+	     << endmsg;
 
 	for (vector<std::string>::const_iterator i = result.begin(); i != result.end(); ++i) {
 		remove_midi_name_document (*i);