diff --git a/board/czechlight/common/busybox-config b/board/czechlight/common/busybox-config
index db05ae0..b19cfd3 100644
--- a/board/czechlight/common/busybox-config
+++ b/board/czechlight/common/busybox-config
@@ -1,3 +1,6 @@
 CONFIG_PING6=y
 CONFIG_TRACEROUTE6=y
 CONFIG_FEATURE_SHOW_THREADS=y
+
+# rauc
+CONFIG_FEATURE_TAR_AUTODETECT=y
diff --git a/board/czechlight/common/kconfig b/board/czechlight/common/kconfig
index 9b0302f..2b794ed 100644
--- a/board/czechlight/common/kconfig
+++ b/board/czechlight/common/kconfig
@@ -48,6 +48,10 @@
 CONFIG_CFS_BANDWIDTH=y
 CONFIG_RT_GROUP_SCHED=n
 
+# rauc
+CONFIG_BLK_DEV_LOOP=y
+CONFIG_SQUASHFS=y
+
 # These are not needed, let's nuke them
 CONFIG_SOUND=n
 CONFIG_MD=n