diff --git a/part12-wgt/lib/bt.c b/part12-wgt/lib/bt.c
index f68a8c1..83bfef4 100644
--- a/part12-wgt/lib/bt.c
+++ b/part12-wgt/lib/bt.c
@@ -1,5 +1,3 @@
-#define IOS_CONTROL
-
 #include "../include/io.h"
 
 // UART0
diff --git a/part12-wgt/wgt/mouse.c b/part12-wgt/wgt/mouse.c
index ff308ab..e9b99b1 100644
--- a/part12-wgt/wgt/mouse.c
+++ b/part12-wgt/wgt/mouse.c
@@ -1,5 +1,3 @@
-#define IOS_CONTROL
-
 #include "../include/wgt.h"
 #include "../include/multicore.h"
 #include "../include/io.h"