diff --git a/mdt.kbd b/mdt.kbd
index ccd98d8..a499d74 100644
--- a/mdt.kbd
+++ b/mdt.kbd
@@ -32,13 +32,13 @@
   t (tap-hold $tap-time $hold-time j rsft)
   s (tap-hold $tap-time $hold-time k rctl)
   r (tap-hold $tap-time $hold-time l lalt)
-
   n (tap-hold $tap-time $hold-time ; lmet)
 
-  x (tap-hold $tap-time $hold-time c (layer-while-held numeric))
-  g (tap-hold $tap-time $hold-time , (layer-while-held numeric))
+  ⌫ (tap-hold $tap-time $hold-time ⌫ (layer-while-held numeric))
+  ⏎ (tap-hold $tap-time $hold-time ⏎ (layer-while-held numeric))
 	. (tap-hold $tap-time $hold-time v (layer-while-held symbol))
 	q (tap-hold $tap-time $hold-time m (layer-while-held symbol))
+	
 	^ RA-6
 	< RA-2
   > RA-3
@@ -60,38 +60,48 @@
 	' (macro sldr 10 n)
 )
 
+;; SRC d’un qwerty
+;; (defsrc
+;;   `    1    2    3    4    5    6    7    8    9    0    -    =    ⌫
+;;   ⭾   q    w    e    r    t    y    u    i    o    p    [    ]    \
+;;   ⇪    a    s    d    f    g    h    j    k    l    ;    '    ⏎
+;;   ‹⇧   z    x    c    v    b    n    m    ,    .    /    ⇧›
+;;   ‹⎈ ‹⌘ ‹⌥           ␣            ⌥› ⌘› ⎈›
+;; )
+
+;; Je m’intéresse à un sous-ensemble:
 (defsrc
-    q     w  e  r  t     y u  i  o  p
- ⇪  a     s  d  f  g     h j  k  l  ;
-    102d  z  x  c  v  b  n m  ,  .  /
-             ‹⌥  ␣   ⌥›
+ ⭾    q w  e  r  t  y  u  i  o  p  [
+ ⇪     a s  d  f  g  h  j  k  l  ;  '
+ ‹⇧  < z x  c  v  b  n  m  ,  .  /  ⇧›
+        ‹⌥  ␣   ⌥›
 )
 
 (deflayer (base 🖻 kanata-icon.svg)
-   _   @é  _   _   _        _   _   _   @l  _
-_  @a  @u  @i  @e  _        _   @t  @s  @r  @n
-   z   x   @x  @.  b  102d  _   @q  @g  _   _
-           ⌫   @fn  ⏎
+⭾ _  @é   _  _   _   _     _   _   @l  _  ]
+⎋ @a  @u  @i  @e  _   _    @t  @s  @r  @n  _
+⌦ z   x  c  @.  b  <  _  @q _  _ _  [
+           @⌫   @fn  @⏎
 )
 
 (deflayer (numeric 🖻 numeric.png)
-  ⭾   ↖    ▲     ↘   ⇞         kp/ kp7 kp8 kp9 kp*
-⎋  ⇪   ◀    ▼     ▶   ⇟         kp- kp4 kp5 kp6 kp0
-	 2   3    _     _   _     _   kp. kp1 kp2 kp3	v
+⭾  ⭾   ↖    ▲     ↘   ⇞         kp/ kp7 kp8 kp9 kp* ⇭
+⎋  ⇪   ◀    ▼     ▶   ⇟         kp- kp4 kp5 kp6 kp0 7
+⌦	 2   3    _     _   _     _   kp. kp1 kp2 kp3	v _
             _  _  _
 )
 
 (deflayer symbol
-   @^  @<   @>    @$     =       6  @&  0   n   S-=
-_  @{  4    5     @}     -       @\  7  8   9   1
-	 @~  @[   @]    @_     @#  _   @|  @! S-g @:  @?
+⭾ @^  @<   @>    @$     =       6  @&  0   n   S-= _
+⎋  @{  4    5     @}     -       @\  7  8   9   1  _
+⌦	 @~  @[   @]    @_     @#  _   @|  @! S-g @:  @? _
             _  _  _
 )
 
 (deflayer fn
-  f1 f2 f3 f4 f5 f6 f7 f8 f9 f10
-_	⭾ ⎋ ⎀ _ @⎙     _ _ _ _ @ç
-	_ _ f11 f12 _ _  _ _ _ _ _
+🔇 f1 f2 f3 f4  f5    f6 f7 f8 f9 f10 _
+🔊 ⎀   ⎙  ⇳🔒 _  🔆     _  _  _  _  _   _
+🔉 2  3 f11 f12 🔅 _   _ _   _  _  _  _
       ⌦ _ ⎋
 )