diff --git a/config/coreboot-librem_14.config b/config/coreboot-librem_14.config
index 871a9afd..5bfa98de 100644
--- a/config/coreboot-librem_14.config
+++ b/config/coreboot-librem_14.config
@@ -12,3 +12,4 @@ CONFIG_PAYLOAD_LINUX=y
 CONFIG_PAYLOAD_FILE="@BOARD_BUILD_DIR@/bzImage"
 CONFIG_LINUX_INITRD="@BOARD_BUILD_DIR@/initrd.cpio.xz"
 CONFIG_LINUX_COMMAND_LINE="intel_iommu=igfx_off quiet loglevel=2 drm_kms_helper.drm_leak_fbdev_smem=1 i915.enable_fbc=0"
+CONFIG_CBFS_SIZE=0xC00000
diff --git a/config/coreboot-librem_mini_v2.config b/config/coreboot-librem_mini_v2.config
index 84985169..fa6689b9 100644
--- a/config/coreboot-librem_mini_v2.config
+++ b/config/coreboot-librem_mini_v2.config
@@ -12,3 +12,4 @@ CONFIG_PAYLOAD_LINUX=y
 CONFIG_PAYLOAD_FILE="@BOARD_BUILD_DIR@/bzImage"
 CONFIG_LINUX_INITRD="@BOARD_BUILD_DIR@/initrd.cpio.xz"
 CONFIG_LINUX_COMMAND_LINE="intel_iommu=igfx_off quiet loglevel=2 drm_kms_helper.drm_leak_fbdev_smem=1 i915.enable_fbc=0"
+CONFIG_CBFS_SIZE=0xC00000