diff --git a/res/install_local_mac b/res/install_local_mac
index 9b870bf..cf72e3a 100755
--- a/res/install_local_mac
+++ b/res/install_local_mac
@@ -19,8 +19,9 @@ then
     mkdir $lib_path
     
     # Copy sources
-    cp ../src/MIDI.cpp $lib_path
-    cp ../src/MIDI.h   $lib_path
+    cp ../src/MIDI.cpp  $lib_path
+    cp ../src/MIDI.h    $lib_path
+    cp ../src/midi_*    $lib_path
     
     # Copy resources
     cp ../res/keywords.txt $lib_path
diff --git a/res/keywords.txt b/res/keywords.txt
index 5ce9af2..3532e56 100644
--- a/res/keywords.txt
+++ b/res/keywords.txt
@@ -8,7 +8,7 @@
 
 MIDI	KEYWORD1
 MIDI.h	KEYWORD1
-MIDI_Class	KEYWORD1
+MidiInterface	KEYWORD1
 
 #######################################
 # Methods and Functions (KEYWORD2)
@@ -76,6 +76,9 @@ getTypeFromStatusByte	KEYWORD2
 # Constants (LITERAL1)
 #######################################
 
+# Namespace, considering it as a literal
+midi	LITERAL1
+
 NoteOff	LITERAL1
 NoteOn	LITERAL1
 AfterTouchPoly	LITERAL1