diff --git a/app/boards/shields/jorne/boards/nrfmicro_13.overlay b/app/boards/shields/jorne/boards/nrfmicro_13.overlay
new file mode 100644
index 00000000000..21e5d36c71f
--- /dev/null
+++ b/app/boards/shields/jorne/boards/nrfmicro_13.overlay
@@ -0,0 +1,29 @@
+&spi1 {
+	compatible = "nordic,nrf-spim";
+	/* Cannot be used together with i2c0. */
+	status = "okay";
+	mosi-pin = <6>;
+	// Unused pins, needed for SPI definition, but not used by the ws2812 driver itself.
+	sck-pin = <5>;
+	miso-pin = <7>;
+
+	led_strip: ws2812@0 {
+		compatible = "worldsemi,ws2812-spi";
+		label = "WS2812";
+
+		/* SPI */
+		reg = <0>; /* ignored, but necessary for SPI bindings */
+		spi-max-frequency = <4000000>;
+
+		/* WS2812 */
+		chain-length = <28>; /* There are per-key RGB, but the first 6 are underglow */
+		spi-one-frame = <0x70>;
+		spi-zero-frame = <0x40>;
+	};
+};
+
+/ {
+	chosen {
+		zmk,underglow = &led_strip;
+	};
+};
diff --git a/app/boards/shields/jorne/jorne.keymap b/app/boards/shields/jorne/jorne.keymap
index 93c7691aa33..0177232e76d 100644
--- a/app/boards/shields/jorne/jorne.keymap
+++ b/app/boards/shields/jorne/jorne.keymap
@@ -7,6 +7,7 @@
 #include <behaviors.dtsi>
 #include <dt-bindings/zmk/keys.h>
 #include <dt-bindings/zmk/bt.h>
+#include <dt-bindings/zmk/rgb.h>
 
 #define DEF 0
 #define LWR 1
@@ -64,10 +65,10 @@
 //       |      |     |     |     |     |     |   |     |     |     |     |     |      |
 //                          |     |     |     |   |     |     |     |
                         bindings = <
-   &reset &bootloader  &none        &none        &none        &none        &none              &none        &none        &none        &none        &none         &bootloader &reset
-          &bt BT_CLR   &bt BT_SEL 0 &bt BT_SEL 1 &bt BT_SEL 2 &bt BT_SEL 3 &bt BT_SEL 4       &bt BT_SEL 4 &bt BT_SEL 3 &bt BT_SEL 2 &bt BT_SEL 1 &bt BT_SEL 0  &bt BT_CLR
-          &none        &none        &none        &none        &none        &none              &none        &none        &none        &none        &none         &none
-                                                                    &trans &none &trans   &trans &none &trans
+   &reset &rgb_ug RGB_TOG  &bt BT_SEL 0    &bt BT_SEL 1    &bt BT_SEL 2    &bt BT_SEL 3 &bt BT_SEL 4   &bt BT_SEL 4 &bt BT_SEL 3 &bt BT_SEL 2    &bt BT_SEL 1    &bt BT_SEL 0    &rgb_ug RGB_TOG &reset
+          &rgb_ug RGB_EFF  &rgb_ug RGB_HUI &rgb_ug RGB_SAI &rgb_ug RGB_BRI &none        &bootloader    &bootloader  &none        &rgb_ug RGB_BRI &rgb_ug RGB_SAI &rgb_ug RGB_HUI &rgb_ug RGB_EFF
+          &rgb_ug RGB_EFR  &rgb_ug RGB_HUD &rgb_ug RGB_SAD &rgb_ug RGB_BRD &none        &none          &none        &none        &rgb_ug RGB_BRD &rgb_ug RGB_SAD &rgb_ug RGB_HUD &rgb_ug RGB_EFR
+                                                                        &trans &bt BT_CLR &trans         &trans &bt BT_CLR &trans
                         >;
                 };
         };
diff --git a/app/boards/shields/jorne/jorne_left.conf b/app/boards/shields/jorne/jorne_left.conf
index e69de29bb2d..8e5ae25ef1b 100644
--- a/app/boards/shields/jorne/jorne_left.conf
+++ b/app/boards/shields/jorne/jorne_left.conf
@@ -0,0 +1,4 @@
+CONFIG_ZMK_RGB_UNDERGLOW=y
+CONFIG_WS2812_STRIP=y
+CONFIG_ZMK_DISPLAY=y
+CONFIG_ZMK_RGB_UNDERGLOW_ON_START=y
diff --git a/app/boards/shields/jorne/jorne_right.conf b/app/boards/shields/jorne/jorne_right.conf
index e69de29bb2d..8e5ae25ef1b 100644
--- a/app/boards/shields/jorne/jorne_right.conf
+++ b/app/boards/shields/jorne/jorne_right.conf
@@ -0,0 +1,4 @@
+CONFIG_ZMK_RGB_UNDERGLOW=y
+CONFIG_WS2812_STRIP=y
+CONFIG_ZMK_DISPLAY=y
+CONFIG_ZMK_RGB_UNDERGLOW_ON_START=y