diff --git a/configs/MPC8641HPCN_36BIT_defconfig b/configs/MPC8641HPCN_36BIT_defconfig
index 9949e8b..7318e72 100644
--- a/configs/MPC8641HPCN_36BIT_defconfig
+++ b/configs/MPC8641HPCN_36BIT_defconfig
@@ -21,4 +21,5 @@
 CONFIG_SYS_NS16550=y
 CONFIG_USB=y
 CONFIG_USB_KEYBOARD=y
+CONFIG_SYS_USB_EVENT_POLL=y
 CONFIG_OF_LIBFDT=y