diff --git a/conf/machine/k2hk-evm.conf b/conf/machine/k2hk-evm.conf
index 0ef6ad08..3c09a7e4 100644
--- a/conf/machine/k2hk-evm.conf
+++ b/conf/machine/k2hk-evm.conf
@@ -20,7 +20,7 @@ SYSVINIT_ENABLED_GETTYS = ""
 # UBI: logical eraseblock size:    126976 bytes
 # from ubiattach stdout:
 # UBI device number 0, total 3856 LEBs
-MKUBIFS_ARGS = "-F -m 2048 -e 126976 -c 3856"
+MKUBIFS_ARGS = "-F -m 2048 -e 126976 -c 3900"
 
 # do ubiattach /dev/ubi_ctrl -m 4
 # from dmesg: