diff --git a/configs/bf526-ezbrd_defconfig b/configs/bf526-ezbrd_defconfig
index 85c2a6b..ea4f8e4 100644
--- a/configs/bf526-ezbrd_defconfig
+++ b/configs/bf526-ezbrd_defconfig
@@ -17,3 +17,4 @@
 CONFIG_NET_RANDOM_ETHADDR=y
 CONFIG_SPI_FLASH=y
 CONFIG_SPI_FLASH_SST=y
+CONFIG_USB=y
diff --git a/configs/bf527-ezkit-v2_defconfig b/configs/bf527-ezkit-v2_defconfig
index ff797f8..faac28d 100644
--- a/configs/bf527-ezkit-v2_defconfig
+++ b/configs/bf527-ezkit-v2_defconfig
@@ -17,4 +17,5 @@
 CONFIG_CMD_FAT=y
 CONFIG_SPI_FLASH=y
 CONFIG_SPI_FLASH_STMICRO=y
+CONFIG_USB=y
 CONFIG_LIB_RAND=y
diff --git a/configs/bf527-ezkit_defconfig b/configs/bf527-ezkit_defconfig
index eff2a12..d69b146 100644
--- a/configs/bf527-ezkit_defconfig
+++ b/configs/bf527-ezkit_defconfig
@@ -17,3 +17,4 @@
 # CONFIG_NET_TFTP_VARS is not set
 CONFIG_SPI_FLASH=y
 CONFIG_SPI_FLASH_STMICRO=y
+CONFIG_USB=y
diff --git a/configs/bf548-ezkit_defconfig b/configs/bf548-ezkit_defconfig
index 6d398ac..e4fa136 100644
--- a/configs/bf548-ezkit_defconfig
+++ b/configs/bf548-ezkit_defconfig
@@ -16,5 +16,6 @@
 CONFIG_CMD_FAT=y
 CONFIG_SPI_FLASH=y
 CONFIG_SPI_FLASH_STMICRO=y
+CONFIG_USB=y
 CONFIG_CC_OPTIMIZE_LIBS_FOR_SPEED=y
 CONFIG_LIB_RAND=y