diff --git a/pkgs/os-specific/linux/kernel/xanmod-kernels.nix b/pkgs/os-specific/linux/kernel/xanmod-kernels.nix
index af5d76c1713c..b2c4d0a6a669 100644
--- a/pkgs/os-specific/linux/kernel/xanmod-kernels.nix
+++ b/pkgs/os-specific/linux/kernel/xanmod-kernels.nix
@@ -46,6 +46,14 @@ let
       HZ = freeform "250";
       HZ_250 = yes;
       HZ_1000 = no;
+
+      # RCU_BOOST and RCU_EXP_KTHREAD
+      RCU_EXPERT = yes;
+      RCU_FANOUT = freeform "64";
+      RCU_FANOUT_LEAF = freeform "16";
+      RCU_BOOST = yes;
+      RCU_BOOST_DELAY = freeform "0";
+      RCU_EXP_KTHREAD = yes;
     };
 
     extraMeta = {