diff --git a/build/boards/cv181x/sg2000_milkv_duos_glibc_arm64_sd/u-boot/cvi_board_init.c b/build/boards/cv181x/sg2000_milkv_duos_glibc_arm64_sd/u-boot/cvi_board_init.c
index 576ffc1d5..736b9ffbf 100644
--- a/build/boards/cv181x/sg2000_milkv_duos_glibc_arm64_sd/u-boot/cvi_board_init.c
+++ b/build/boards/cv181x/sg2000_milkv_duos_glibc_arm64_sd/u-boot/cvi_board_init.c
@@ -11,6 +11,9 @@ int cvi_board_init(void)
 	// LED
 	PINMUX_CONFIG(IIC0_SDA, XGPIOA_29);
 
+	// USB
+	PINMUX_CONFIG(USB_VBUS_EN, XGPIOB_5);
+
 	set_rtc_register_for_power();
 
 	return 0;
diff --git a/build/boards/cv181x/sg2000_milkv_duos_musl_riscv64_sd/u-boot/cvi_board_init.c b/build/boards/cv181x/sg2000_milkv_duos_musl_riscv64_sd/u-boot/cvi_board_init.c
index 576ffc1d5..736b9ffbf 100644
--- a/build/boards/cv181x/sg2000_milkv_duos_musl_riscv64_sd/u-boot/cvi_board_init.c
+++ b/build/boards/cv181x/sg2000_milkv_duos_musl_riscv64_sd/u-boot/cvi_board_init.c
@@ -11,6 +11,9 @@ int cvi_board_init(void)
 	// LED
 	PINMUX_CONFIG(IIC0_SDA, XGPIOA_29);
 
+	// USB
+	PINMUX_CONFIG(USB_VBUS_EN, XGPIOB_5);
+
 	set_rtc_register_for_power();
 
 	return 0;