diff --git a/target/linux/ipq806x/config-3.18 b/target/linux/ipq806x/config-3.18
index 0dd3796706..7b840f993a 100644
--- a/target/linux/ipq806x/config-3.18
+++ b/target/linux/ipq806x/config-3.18
@@ -352,6 +352,7 @@ CONFIG_UEVENT_HELPER_PATH=""
 CONFIG_UID16=y
 CONFIG_UNCOMPRESS_INCLUDE="debug/uncompress.h"
 CONFIG_UNINLINE_SPIN_UNLOCK=y
+CONFIG_USB_SUPPORT=y
 CONFIG_USE_OF=y
 CONFIG_VECTORS_BASE=0xffff0000
 # CONFIG_VFIO is not set
diff --git a/target/linux/ipq806x/config-4.0 b/target/linux/ipq806x/config-4.0
index 8504c962ee..4d5610656b 100644
--- a/target/linux/ipq806x/config-4.0
+++ b/target/linux/ipq806x/config-4.0
@@ -365,6 +365,7 @@ CONFIG_UEVENT_HELPER_PATH=""
 CONFIG_UID16=y
 CONFIG_UNCOMPRESS_INCLUDE="debug/uncompress.h"
 CONFIG_UNINLINE_SPIN_UNLOCK=y
+CONFIG_USB_SUPPORT=y
 CONFIG_USE_OF=y
 CONFIG_VECTORS_BASE=0xffff0000
 CONFIG_VFP=y