diff --git a/config/boards/arm/chaz/chaz.dts b/config/boards/arm/chaz/chaz.dts
index 47f9c56..8c4c3d0 100644
--- a/config/boards/arm/chaz/chaz.dts
+++ b/config/boards/arm/chaz/chaz.dts
@@ -69,6 +69,8 @@
 
 &usb {
     status = "okay";
+    pinctrl-0 = <&usb_dm_pa11 &usb_dp_pa12>;
+    pinctrl-names = "default";       
     cdc_acm_uart: cdc_acm_uart {
         compatible = "zephyr,cdc-acm-uart";
         label = "CDC_ACM_0";
@@ -79,6 +81,10 @@
     status = "okay";
 };
 
+&clk_hsi48 {
+    status = "okay";
+};
+
 &pll {
     prediv = <1>;
     mul = <6>;