diff --git a/configs/xilinx-ppc405-generic_defconfig b/configs/xilinx-ppc405-generic_defconfig
index 9d4b137..6c021d7 100644
--- a/configs/xilinx-ppc405-generic_defconfig
+++ b/configs/xilinx-ppc405-generic_defconfig
@@ -8,10 +8,12 @@
 CONFIG_HUSH_PARSER=y
 CONFIG_SYS_PROMPT="xlx-ppc405:/# "
 # CONFIG_CMD_IMLS is not set
+CONFIG_CMD_ASKENV=y
 CONFIG_LOOPW=y
 # CONFIG_CMD_SETEXPR is not set
 # CONFIG_CMD_NET is not set
 # CONFIG_CMD_NFS is not set
+CONFIG_CMD_CACHE=y
 CONFIG_OF_EMBED=y
 CONFIG_SYS_NS16550=y
 CONFIG_XILINX_UARTLITE=y