diff --git a/UPDATING-HardenedBSD b/UPDATING-HardenedBSD
index eed38aa5c1e9..818e454ac7fb 100644
--- a/UPDATING-HardenedBSD
+++ b/UPDATING-HardenedBSD
@@ -1,3 +1,13 @@
+[20151218] reworked MAP_32BIT mmap randomization
+__HardenedBSD_version = 38
+
+	Previously the MAP_32BIT case mmap randomization was an ASR,
+	to fix this and some other issue with the MAP_32BIT related
+	mmap, implement a proper ASLR.
+
+	Upstream fixed stability issues with higher order PID randomization
+
+
 [20151208] revert the reworked internal structures
 __HardenedBSD_version = 37
 
diff --git a/sys/sys/pax.h b/sys/sys/pax.h
index 176918574285..3870308c62ee 100644
--- a/sys/sys/pax.h
+++ b/sys/sys/pax.h
@@ -32,7 +32,7 @@
 #ifndef	_SYS_PAX_H
 #define	_SYS_PAX_H
 
-#define	__HardenedBSD_version	37
+#define	__HardenedBSD_version	38
 
 #if defined(_KERNEL) || defined(_WANT_PRISON)
 struct hardening_features {