diff --git a/pkgs/os-specific/linux/kernel/grsecurity-nixos-config.nix b/pkgs/os-specific/linux/kernel/grsecurity-nixos-config.nix
index 67bad8aeb401..4e1080c38573 100644
--- a/pkgs/os-specific/linux/kernel/grsecurity-nixos-config.nix
+++ b/pkgs/os-specific/linux/kernel/grsecurity-nixos-config.nix
@@ -13,6 +13,8 @@ GRKERNSEC_CONFIG_VIRT_EPT y
 GRKERNSEC_CONFIG_VIRT_KVM y
 GRKERNSEC_CONFIG_PRIORITY_SECURITY y
 
+PAX_SOFTMODE y
+
 PAX_PT_PAX_FLAGS y
 PAX_XATTR_PAX_FLAGS y
 PAX_EI_PAX n