diff --git a/src/uxncli.c b/src/uxncli.c
index b6260f0..56c2669 100644
--- a/src/uxncli.c
+++ b/src/uxncli.c
@@ -18,7 +18,7 @@ WITH REGARD TO THIS SOFTWARE.
 */
 
 Uint16 deo_mask[] = {0x6a08, 0x0300, 0xc028, 0x8000, 0x8000, 0x8000, 0x8000, 0x0000, 0x0000, 0x0000, 0xa260, 0xa260, 0x0000, 0x0000, 0x0000, 0x0000};
-Uint16 dei_mask[] = {0x0000, 0x0000, 0x0014, 0x0014, 0x0014, 0x0014, 0x0014, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x07fd, 0x0000, 0x0000, 0x0000};
+Uint16 dei_mask[] = {0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x07fd, 0x0000, 0x0000, 0x0000};
 
 static int
 emu_error(char *msg, const char *err)
diff --git a/src/uxnemu.c b/src/uxnemu.c
index 8808812..798893a 100644
--- a/src/uxnemu.c
+++ b/src/uxnemu.c
@@ -47,7 +47,7 @@ static SDL_Rect gRect;
 static SDL_Thread *stdin_thread;
 
 Uint16 deo_mask[] = {0x6a08, 0x0300, 0xc028, 0x8000, 0x8000, 0x8000, 0x8000, 0x0000, 0x0000, 0x0000, 0xa260, 0xa260, 0x0000, 0x0000, 0x0000, 0x0000};
-Uint16 dei_mask[] = {0x0000, 0x0000, 0x0014, 0x0014, 0x0014, 0x0014, 0x0014, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x07fd, 0x0000, 0x0000, 0x0000};
+Uint16 dei_mask[] = {0x0000, 0x0000, 0x003c, 0x0014, 0x0014, 0x0014, 0x0014, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x07fd, 0x0000, 0x0000, 0x0000};
 
 /* devices */