diff --git a/tests/bluetooth/shell/cdc_acm.conf b/tests/bluetooth/shell/cdc_acm.conf
index 3e95d3badc7..c69afa40dd8 100644
--- a/tests/bluetooth/shell/cdc_acm.conf
+++ b/tests/bluetooth/shell/cdc_acm.conf
@@ -1,5 +1,6 @@
 CONFIG_USB_DEVICE_STACK=y
 CONFIG_USB_DEVICE_PRODUCT="Zephyr BT Shell"
+CONFIG_USB_CDC_ACM_LOG_LEVEL_OFF=y
 
 CONFIG_UART_LINE_CTRL=y
 CONFIG_SHELL_BACKEND_SERIAL_CHECK_DTR=y