diff --git a/config/corne.conf b/config/corne.conf
index 7f0fabb..add7d28 100644
--- a/config/corne.conf
+++ b/config/corne.conf
@@ -1,8 +1,8 @@
 # Uncomment the following line to enable deep sleep
 # go to sleep after one hour (1*60*60*1000ms)
-# sleep after 15 min
 
-CONFIG_ZMK_IDLE_SLEEP_TIMEOUT=900000
+# sleep after 30 min
+CONFIG_ZMK_IDLE_SLEEP_TIMEOUT=1800000
 CONFIG_ZMK_SLEEP=y
 
 # Uncomment the following line to increase the keyboard's wireless range
diff --git a/config/corne.keymap b/config/corne.keymap
index 195125c..347ce7a 100644
--- a/config/corne.keymap
+++ b/config/corne.keymap
@@ -37,32 +37,6 @@
             hold-trigger-key-positions = <0 1 2 3 4 5 12 13 14 15 16 17 24 25 26 27 28 29 36 37 38 39 40 41>;
         };
 
-        hm_a: hm_a {
-            compatible = "zmk,behavior-hold-tap";
-            label = "HM_A";
-            bindings = <&kp>, <&kp>;
-
-            #binding-cells = <2>;
-            flavor = "balanced";
-            tapping-term-ms = <240>;
-            quick-tap-ms = <175>;
-            require-prior-idle-ms = <150>;
-            hold-trigger-on-release;
-        };
-
-        hm_c: hm_c {
-            compatible = "zmk,behavior-hold-tap";
-            label = "HM_C";
-            bindings = <&kp>, <&kp>;
-
-            #binding-cells = <2>;
-            flavor = "balanced";
-            tapping-term-ms = <240>;
-            quick-tap-ms = <175>;
-            require-prior-idle-ms = <150>;
-            hold-while-undecided;
-        };
-
         hm_l: hm_l {
             compatible = "zmk,behavior-hold-tap";
             label = "HM_L";
@@ -117,10 +91,10 @@
         Base {
             display-name = "Base";
             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
-&mo 2      &hm_l LEFT_WIN A  &hm_l LEFT_ALT S  &hm_l LCTRL D  &hm_s_l LEFT_SHIFT F  &kp G        &kp H      &hm_s_r RIGHT_SHIFT J  &hm_r RCTRL K  &hm_r RIGHT_ALT L  &hm_r RWIN SEMICOLON  &kp SQT
-&kp LCTRL  &kp Z             &kp X             &kp C          &kp V                 &kp B        &kp N      &kp M                  &kp COMMA      &kp DOT            &kp FSLH              &kp LG(SPACE)
-                                               &lt 3 ESCAPE   &lt 1 SPACE           &kp ENTER    &kp SPACE  &lt 1 SPACE            &lt 3 ESCAPE
+&kp TAB    &kp Q             &kp W             &kp E          &kp R                 &kp T        &kp Y                 &kp U                  &kp I          &kp O              &kp P                 &kp BSPC
+&mo 2      &hm_l LEFT_WIN A  &hm_l LEFT_ALT S  &hm_l LCTRL D  &hm_s_l LEFT_SHIFT F  &kp G        &kp H                 &hm_s_r RIGHT_SHIFT J  &hm_r RCTRL K  &hm_r RIGHT_ALT L  &hm_r RWIN SEMICOLON  &kp SQT
+&kp LCTRL  &kp Z             &kp X             &kp C          &kp V                 &kp B        &kp N                 &kp M                  &kp COMMA      &kp DOT            &kp FSLH              &kp LG(SPACE)
+                                               &lt 3 ESCAPE   &lt 1 SPACE           &kp ENTER    &mt LEFT_SHIFT SPACE  &lt 1 SPACE            &lt 3 ESCAPE
             >;
         };
 
diff --git a/config/west.yml b/config/west.yml
index 6007493..bfee2ba 100644
--- a/config/west.yml
+++ b/config/west.yml
@@ -2,10 +2,12 @@ manifest:
   remotes:
     - name: zmkfirmware
       url-base: https://github.com/zmkfirmware
+    - name: urob
+      url-base: https://github.com/urob
   projects:
     - name: zmk
-      remote: zmkfirmware
-      revision: v0.3
+      remote: urob
+      revision: main
       import: app/west.yml
   self:
     path: config