diff --git a/Makefile b/Makefile
index e13df565a1cb..3f9d4ef48dbf 100644
--- a/Makefile
+++ b/Makefile
@@ -2,7 +2,7 @@
 VERSION = 6
 PATCHLEVEL = 1
 SUBLEVEL = 81
-EXTRAVERSION =
+EXTRAVERSION = -hardened1
 NAME = Curry Ramen
 
 # *DOCUMENTATION*