diff --git a/buildroot-external/kernel/hassos.config b/buildroot-external/kernel/hassos.config
index 1cb8f28ee..a75ba91ec 100644
--- a/buildroot-external/kernel/hassos.config
+++ b/buildroot-external/kernel/hassos.config
@@ -15,6 +15,7 @@ CONFIG_VFAT_FS=y
 CONFIG_SQUASHFS=y
 CONFIG_SQUASHFS_XATTR=y
 CONFIG_SQUASHFS_LZ4=y
+CONFIG_BTRFS_FS=y
 
 # CONFIG_SECCOMP is not set
 CONFIG_AUDIT=y