diff --git a/l2ork_addons/K12/fx_multitap.pd b/l2ork_addons/K12/fx_multitap.pd
old mode 100644
new mode 100755
diff --git a/l2ork_addons/K12/raspberrypi_digital.pd b/l2ork_addons/K12/raspberrypi_digital.pd
index 322f896140e21dfa11a367fc91391c758b63ee01..d568ad1810822ff9456a1aa3ef37c42d693e3f05 100755
--- a/l2ork_addons/K12/raspberrypi_digital.pd
+++ b/l2ork_addons/K12/raspberrypi_digital.pd
@@ -59,6 +59,7 @@
 #X connect 16 0 24 0;
 #X connect 16 1 25 0;
 #X connect 17 0 6 0;
+#X connect 18 0 6 0;
 #X connect 20 0 21 0;
 #X connect 21 0 22 0;
 #X connect 22 0 23 0;
diff --git a/l2ork_addons/K12/rpi_gpio.coll b/l2ork_addons/K12/rpi_gpio.coll
index 82c83fc00ccaa6b035efad8922c46eb275073c51..5c96cff1f2676590729a15fbc53adef767215c37 100644
--- a/l2ork_addons/K12/rpi_gpio.coll
+++ b/l2ork_addons/K12/rpi_gpio.coll
@@ -1,11 +1,11 @@
 0, 0;
 1, 4;
-2, 7;
-3, 8;
-4, 17;
-5, 18;
+2, 18;
+3, 17;
+4, 27;
+5, 23;
 6, 22;
-7, 23;
-8, 24;
-9, 25;
-10, 27;
+7, 24;
+8, 25;
+9, 8;
+10, 7;