diff --git a/Makefile b/Makefile
index 69238af..88acb35 100644
--- a/Makefile
+++ b/Makefile
@@ -2,7 +2,8 @@ BR2_EXTERNAL=../br_external
 
 all: sdcard.img
 
-sdcard.img: root_overlay buildroot/.config root_overlay/root/.ssh/authorized_keys
+sdcard.img: root_overlay
+sdcard.img: buildroot/.config
 	make -C buildroot all
 	cp buildroot/output/images/sdcard.img sdcard.img
 
@@ -16,7 +17,7 @@ root_overlay/root/.ssh/authorized_keys: ~/.ssh/id_rsa.pub
 	cp ^< $@
 
 buildroot/.config: config
-	ln -sf ../config buildroot/.config
+	ln -sf ../config $@
 
 root_overlay/etc/door_tokens:
 	mkdir -p `dirname $@`
diff --git a/config b/config
index 1faea0b..ec5d11a 100644
--- a/config
+++ b/config
@@ -1,8 +1,9 @@
 #
 # Automatically generated file; DO NOT EDIT.
-# Buildroot 2021.02-rc2 Configuration
+# Buildroot 2021.02-rc2-dirty Configuration
 #
 BR2_HAVE_DOT_CONFIG=y
+BR2_EXTERNAL_DOOR_PI_PATH="/home/apo/Projects/Hackerspace/DoorPi/br_external"
 BR2_HOST_GCC_AT_LEAST_4_9=y
 BR2_HOST_GCC_AT_LEAST_5=y
 BR2_HOST_GCC_AT_LEAST_6=y
@@ -2426,7 +2427,7 @@ BR2_PACKAGE_GNU_EFI_ARCH_SUPPORTS=y
 #
 # libcec needs a toolchain w/ C++, wchar, threads, dynamic library, gcc >= 4.7
 #
-BR2_PACKAGE_LIBFREEFARE=y
+# BR2_PACKAGE_LIBFREEFARE is not set
 # BR2_PACKAGE_LIBFTDI is not set
 # BR2_PACKAGE_LIBFTDI1 is not set
 # BR2_PACKAGE_LIBGPHOTO2 is not set
@@ -4115,6 +4116,12 @@ BR2_PACKAGE_NANO_TINY=y
 #
 # Filesystem images
 #
+# BR2_TARGET_ROOTFS_AXFS is not set
+# BR2_TARGET_ROOTFS_BTRFS is not set
+# BR2_TARGET_ROOTFS_CLOOP is not set
+# BR2_TARGET_ROOTFS_CPIO is not set
+# BR2_TARGET_ROOTFS_CRAMFS is not set
+# BR2_TARGET_ROOTFS_EROFS is not set
 BR2_TARGET_ROOTFS_EXT2=y
 # BR2_TARGET_ROOTFS_EXT2_2r0 is not set
 # BR2_TARGET_ROOTFS_EXT2_2r1 is not set
@@ -4134,13 +4141,28 @@ BR2_TARGET_ROOTFS_EXT2_NONE=y
 # BR2_TARGET_ROOTFS_EXT2_LZMA is not set
 # BR2_TARGET_ROOTFS_EXT2_LZO is not set
 # BR2_TARGET_ROOTFS_EXT2_XZ is not set
+# BR2_TARGET_ROOTFS_F2FS is not set
 # BR2_TARGET_ROOTFS_INITRAMFS is not set
+# BR2_TARGET_ROOTFS_JFFS2 is not set
+# BR2_TARGET_ROOTFS_ROMFS is not set
 # BR2_TARGET_ROOTFS_SQUASHFS is not set
 # BR2_TARGET_ROOTFS_TAR is not set
+# BR2_TARGET_ROOTFS_UBI is not set
+# BR2_TARGET_ROOTFS_UBIFS is not set
+# BR2_TARGET_ROOTFS_YAFFS2 is not set
 
 #
 # Bootloaders
 #
+# BR2_TARGET_AFBOOT_STM32 is not set
+# BR2_TARGET_AT91BOOTSTRAP3 is not set
+# BR2_TARGET_ARM_TRUSTED_FIRMWARE is not set
+# BR2_TARGET_BAREBOX is not set
+BR2_TARGET_GRUB2_ARCH_SUPPORTS=y
+# BR2_TARGET_GRUB2 is not set
+# BR2_TARGET_MXS_BOOTLETS is not set
+# BR2_TARGET_OPTEE_OS is not set
+# BR2_TARGET_S500_BOOTLOADER is not set
 BR2_TARGET_UBOOT=y
 BR2_TARGET_UBOOT_BUILD_SYSTEM_KCONFIG=y
 # BR2_TARGET_UBOOT_BUILD_SYSTEM_LEGACY is not set
@@ -4873,3 +4895,13 @@ BR2_TARGET_UBOOT_CUSTOM_PATCH_DIR=""
 # BR2_BINUTILS_VERSION_2_22 is not set
 # BR2_PACKAGE_GPU_VIV_BIN_MX6Q is not set
 # BR2_TARGET_UBOOT_NETWORK is not set
+
+#
+# External options
+#
+
+#
+# DOOR_PI (in /home/apo/Projects/Hackerspace/DoorPi/br_external)
+#
+BR2_PACKAGE_POLL_DESFIRE=y
+BR2_PACKAGE_LIBFREEFARE_GIT=y