diff --git a/chapter10/kernel.xml b/chapter10/kernel.xml
index c8b12e4d9..c6ed57585 100644
--- a/chapter10/kernel.xml
+++ b/chapter10/kernel.xml
@@ -163,7 +163,6 @@ General setup --->
    < > Enable kernel headers through /sys/kernel/kheaders.tar.xz [CONFIG_IKHEADERS]
    [*] Control Group support [CONFIG_CGROUPS]   --->
       [*] Memory controller [CONFIG_MEMCG]
-   [ ] Enable deprecated sysfs features to support old userspace tools [CONFIG_SYSFS_DEPRECATED]
    [ ] Configure standard kernel features (expert users) [CONFIG_EXPERT]
 General architecture-dependent options  --->
    [*] Enable seccomp to safely compute untrusted bytecode [CONFIG_SECCOMP]