diff --git a/pd/src/s_midi.c b/pd/src/s_midi.c
index b43327d84b66c7fb2eae7fc075a6c3770894920b..35af15a458feaf6c4cca52f950635a87e68b6f97 100644
--- a/pd/src/s_midi.c
+++ b/pd/src/s_midi.c
@@ -678,7 +678,7 @@ void glob_midi_setapi(void *dummy, t_floatarg f)
 
 extern t_class *glob_pdobject;
 
-    /* start an midi settings dialog window */
+    /* start a midi settings dialog window */
 void glob_midi_properties(t_pd *dummy, t_floatarg flongform)
 {
     char buf[1024 + 2 * MAXNDEV*(DEVDESCSIZE+4)];