diff --git a/debian/defconfig b/debian/defconfig
index 933bb1f..5d4069e 100644
--- a/debian/defconfig
+++ b/debian/defconfig
@@ -40,6 +40,8 @@
 CONFIG_CONFIGFS_F_MTP=y
 CONFIG_CONFIGFS_F_PTP=y
 CONFIG_CONFIGFS_F_UEVENT=y
+CONFIG_TMPFS=y
+CONFIG_TMPFS_POSIX_ACL=y
 CONFIG_USB_F_FS=y
 CONFIG_USB_F_ACM=y
 CONFIG_USB_GADGETFS=y