diff --git a/configs/czechlight_clearfog_defconfig b/configs/czechlight_clearfog_defconfig
index 490b7d4..be94d43 100644
--- a/configs/czechlight_clearfog_defconfig
+++ b/configs/czechlight_clearfog_defconfig
@@ -64,7 +64,7 @@
 BR2_TARGET_ROOTFS_CPIO_UIMAGE=y
 BR2_TARGET_ROOTFS_EXT2=y
 BR2_TARGET_ROOTFS_EXT2_4=y
-BR2_TARGET_ROOTFS_EXT2_SIZE="300M"
+BR2_TARGET_ROOTFS_EXT2_SIZE="333M"
 BR2_TARGET_ROOTFS_TAR_XZ=y
 BR2_TARGET_UBOOT=y
 BR2_TARGET_UBOOT_BUILD_SYSTEM_KCONFIG=y
@@ -95,4 +95,5 @@
 CZECHLIGHT_RAUC_SLOT_A_CFG_DEV="/dev/mmcblk0p2"
 CZECHLIGHT_RAUC_SLOT_B_ROOTFS_DEV="/dev/mmcblk0p3"
 CZECHLIGHT_RAUC_SLOT_B_CFG_DEV="/dev/mmcblk0p4"
+BR2_PACKAGE_GAMMARUS=y
 CZECHLIGHT_NETCONF=y