diff --git a/target/linux/ipq806x/config-4.9 b/target/linux/ipq806x/config-4.9
index a2dd40272e..bca4264c8f 100644
--- a/target/linux/ipq806x/config-4.9
+++ b/target/linux/ipq806x/config-4.9
@@ -481,7 +481,7 @@ CONFIG_UNCOMPRESS_INCLUDE="debug/uncompress.h"
 CONFIG_USB=y
 CONFIG_USB_COMMON=y
 # CONFIG_USB_EHCI_HCD is not set
-# CONFIG_USB_IPQ4019_PHY is not set
+CONFIG_USB_IPQ4019_PHY=y
 CONFIG_USB_SUPPORT=y
 # CONFIG_USB_UHCI_HCD is not set
 CONFIG_USE_OF=y