diff --git a/gcode_process.c b/gcode_process.c
index 91078ae..76a4df5 100644
--- a/gcode_process.c
+++ b/gcode_process.c
@@ -345,7 +345,7 @@ void process_gcode_command() {
 			case 0:
 				//? --- M0: machine stop ---
 				//?
-				//? Example: M112
+				//? Example: M0
 				//?
 				//? http://linuxcnc.org/handbook/RS274NGC_3/RS274NGC_33a.html#1002379
 				//? Unimplemented, especially the restart after the stop. Fall trough to M2.
@@ -354,6 +354,8 @@ void process_gcode_command() {
 			case 2:
 				//? --- M2: program end ---
 				//?
+				//? Example: M2
+				//?
 				//? http://linuxcnc.org/handbook/RS274NGC_3/RS274NGC_33a.html#1002379
 				//?
 				queue_wait();