diff --git a/app/boards/shields/corne/corne.keymap b/app/boards/shields/corne/corne.keymap
index 01350bd5..99031450 100644
--- a/app/boards/shields/corne/corne.keymap
+++ b/app/boards/shields/corne/corne.keymap
@@ -7,7 +7,11 @@
 #include <behaviors.dtsi>
 #include <dt-bindings/zmk/keys.h>
 #include <dt-bindings/zmk/bt.h>
-
+#define DEFAULT 0
+#define LOWER   1
+#define RAISE   2
+#define ADJUST  3
+&mt {    tapping-term-ms = <450>;};
 / {
         keymap {
                 compatible = "zmk,keymap";
@@ -19,10 +23,10 @@
 // | SHFT |  Z  |  X  |  C  |  V  |  B  |   |  N  |  M   |  ,  |  .  |  /  | ESC  |
 //                    | GUI | LWR | SPC |   | ENT | RSE  | ALT |
                         bindings = <
-   &kp TAB   &kp Q &kp W &kp E &kp R &kp T   &kp Y &kp U  &kp I     &kp O   &kp P    &kp BSPC
+   &kp EQUAL   &kp Q &kp W &kp E &kp R &kp T   &kp Y &kp U  &kp I     &kp O   &kp P    &kp MINUS
    &kp LCTRL &kp A &kp S &kp D &kp F &kp G   &kp H &kp J  &kp K     &kp L   &kp SEMI &kp SQT
-   &kp LSHFT &kp Z &kp X &kp C &kp V &kp B   &kp N &kp M  &kp COMMA &kp DOT &kp FSLH &kp ESC
-                  &kp LGUI &mo 1 &kp SPACE   &kp RET &mo 2 &kp RALT
+   &mt LSHIFT LEFT_BRACKET &kp Z &kp X &kp C &kp V &kp B   &kp N &kp M  &kp COMMA &kp DOT &kp FSLH &mt RIGHT_SHIFT RIGHT_BRACKET
+                  &kp LGUI &kp BSPC &lt LOWER DEL   &lt RAISE RET &kp SPACE &kp TAB
                         >;
                 };
                 lower_layer {
@@ -32,10 +36,10 @@
 // | SHFT |     |     |     |     |     |   |     |     |     |     |     |      |
 //                    | GUI |     | SPC |   | ENT |     | ALT |
                         bindings = <
-   &kp TAB    &kp N1       &kp N2       &kp N3       &kp N4       &kp N5         &kp N6   &kp N7   &kp N8 &kp N9    &kp N0 &kp BSPC
-   &bt BT_CLR &bt BT_SEL 0 &bt BT_SEL 1 &bt BT_SEL 2 &bt BT_SEL 3 &bt BT_SEL 4   &kp LEFT &kp DOWN &kp UP &kp RIGHT &trans &trans
-   &kp LSHFT  &trans       &trans       &trans       &trans       &trans         &trans   &trans   &trans &trans    &trans &trans
-                                    &kp LGUI     &trans       &kp SPACE      &kp RET  &trans   &kp RALT
+   &kp ESCAPE    &kp N1       &kp N2       &kp N3       &kp N4       &kp N5         &kp N6   &kp N7   &kp N8 &kp N9    &kp N0 &kp GRAVE
+   &kp LCTRL &trans &trans &trans &trans &trans   &kp LEFT &kp DOWN &kp UP &kp RIGHT &trans &trans
+   &mt LSHIFT LEFT_BRACE  &trans  &trans   &trans  &trans  &trans &trans   &trans   &trans &trans    &trans &mt RIGHT_SHIFT RIGHT_BRACE
+                          	        &kp RGUI     &trans       &mo ADJUST      &kp RET  &trans   &kp RALT
                         >;
                 };
 
@@ -46,11 +50,26 @@
 // | SHFT |     |     |     |     |     |   |  _  |  +  |  {  |  }  | "|" |  ~   |
 //                    | GUI |     | SPC |   | ENT |     | ALT |
                         bindings = <
-   &kp  TAB  &kp EXCL &kp AT &kp HASH &kp DLLR &kp PRCNT   &kp CARET &kp AMPS  &kp ASTRK &kp LPAR &kp RPAR &kp BSPC
-   &kp LCTRL &trans   &trans &trans   &trans   &trans      &kp MINUS &kp EQUAL &kp LBKT  &kp RBKT &kp BSLH &kp GRAVE
-   &kp LSHFT &trans   &trans &trans   &trans   &trans      &kp UNDER &kp PLUS  &kp LBRC  &kp RBRC &kp PIPE &kp TILDE
-                             &kp LGUI &trans   &kp SPACE   &kp RET   &trans    &kp RALT
+   &kp  TAB  &kp EXCL &kp AT &kp HASH &kp DLLR &kp PRCNT   &kp CARET &kp AMPS  &kp KP_MULTIPLY &kp LPAR &kp RPAR &kp GRAVE
+   &kp LCTRL &trans   &trans &trans   &trans   &trans      &kp MINUS &kp EQUAL &kp LBKT        &kp RBKT &kp BSLH &kp GRAVE
+   &kp LSHFT &trans   &trans &trans   &trans   &trans      &kp UNDER &kp PLUS  &kp LBRC        &kp RBRC &kp PIPE &kp TILDE
+                    	     &kp LALT &trans   &mo ADJUST   &kp RET   &trans    &kp RALT
                         >;
                 };
+
+  adjust_layer {
+// -----------------------------------------------------------------------------------------
+// |  bt next |  bt 1  |  bt2  |  bt3  |  bt4  |  bt5  |   |  ^  |  &  |  *  |  (  |  )  | BKSP |
+// | CTRL |     |     |     |     |     |   |  -  |  =  |  [  |  ]  |  \  |  `   |
+// | SHFT |     |     |     |     |  bt clr |   |  _  |  +  |  {  |  }  | "|" |  ~   |
+//                    | GUI |     | SPC |   | ENT |     | ALT |
+                                        bindings = <
+                   &bt BT_NXT  &bt BT_SEL 0 &bt BT_SEL 1 &bt BT_SEL 2 &bt BT_SEL 3 &bt BT_SEL 4   &kp CARET &kp AMPS  &kp KP_MULTIPLY &kp LPAR &kp RPAR &kp BSPC
+                   &trans &trans   &trans &trans   &trans   &trans      &kp MINUS &kp EQUAL &kp LBKT        &kp RBKT &kp BSLH &kp GRAVE
+                   &trans   &trans &bt BT_CLR  &sys_reset   &trans      &kp UNDER &kp PLUS  &kp LBRC        &kp RBRC &kp PIPE &kp TILDE
+
+                                    	     &kp LGUI &trans   &kp SPACE   &kp RET   &trans    &kp RALT
+                                        >;
+                                };
         };
-};
+};
\ No newline at end of file