diff --git a/HOWTO-M73-v12-on-Proteus.md b/HOWTO-M73-v12-on-Proteus.md
index 49e3a758..003d0ede 100644
--- a/HOWTO-M73-v12-on-Proteus.md
+++ b/HOWTO-M73-v12-on-Proteus.md
@@ -53,6 +53,8 @@ Destination legend:
 | 24  | **GND**       | y     | Power GND                            | Black | BROWN |Grey plug #1 6/9 BRN|
 | 30  | Ignition 7    | y     | Ignition cylinder 7                  | White | WHITE |  |External Igniter channel #2|
 | 35  | Ignition 1    | y     | Ignition cylinder 1                  | Orange | ORANGE| |External Igniter channel #1 |
+
+
 Unused pins are - 1;2;13;14;25;26;27;28;29;31;32;33;34;