diff --git a/configs/sandbox_noblk_defconfig b/configs/sandbox_noblk_defconfig
index 8669c6c..06ca3c6 100644
--- a/configs/sandbox_noblk_defconfig
+++ b/configs/sandbox_noblk_defconfig
@@ -56,6 +56,7 @@
 CONFIG_CMD_TPM=y
 CONFIG_CMD_TPM_TEST=y
 CONFIG_CMD_CBFS=y
+CONFIG_CMD_CRAMFS=y
 CONFIG_CMD_EXT2=y
 CONFIG_CMD_EXT4=y
 CONFIG_CMD_EXT4_WRITE=y