diff --git a/etc/default/grub.d/40_kernel_hardening.cfg b/etc/default/grub.d/40_kernel_hardening.cfg
index e8da9a2..82a2bb8 100644
--- a/etc/default/grub.d/40_kernel_hardening.cfg
+++ b/etc/default/grub.d/40_kernel_hardening.cfg
@@ -36,6 +36,14 @@ GRUB_CMDLINE_LINUX="$GRUB_CMDLINE_LINUX mce=0"
 ## Enables Kernel Page Table Isolation which mitigates Meltdown and improves KASLR.
 GRUB_CMDLINE_LINUX="$GRUB_CMDLINE_LINUX pti=on"
 
+GRUB_CMDLINE_LINUX="$GRUB_CMDLINE_LINUX spectre_v2=on"
+
+GRUB_CMDLINE_LINUX="$GRUB_CMDLINE_LINUX spec_store_bypass_disable=on"
+
+GRUB_CMDLINE_LINUX="$GRUB_CMDLINE_LINUX tsx=off"
+
+GRUB_CMDLINE_LINUX="$GRUB_CMDLINE_LINUX tsx_async_abort=full,nosmt"
+
 ## Enables all mitigations for the MDS vulnerability.
 ## Disables smt which can be used to exploit the MDS vulnerability.
 GRUB_CMDLINE_LINUX="$GRUB_CMDLINE_LINUX mds=full,nosmt"