diff --git a/pkgs/os-specific/linux/kernel/common-config.nix b/pkgs/os-specific/linux/kernel/common-config.nix
index e8d52cc240f0..95b1319e9819 100644
--- a/pkgs/os-specific/linux/kernel/common-config.nix
+++ b/pkgs/os-specific/linux/kernel/common-config.nix
@@ -35,9 +35,7 @@ with stdenv.lib;
   DEBUG_DEVRES n
   DEBUG_NX_TEST n
   DEBUG_STACK_USAGE n
-  ${optionalString (!(features.grsecurity or false)) ''
-    DEBUG_STACKOVERFLOW n
-  ''}
+  DEBUG_STACKOVERFLOW n
   RCU_TORTURE_TEST n
   SCHEDSTATS n
   DETECT_HUNG_TASK y