diff --git a/CHANGELOG.md b/CHANGELOG.md
index d03864c7ad..3332ee3912 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -12,6 +12,12 @@ and changes prior to that are (unfortunately) done retrospectively. Critical ite
  - migration guidance (how to convert images?)
  - changed behaviour (recipe sections work differently)
 
+## [v2.6.1]
+
+### [Security related fixes](https://cve.mitre.org/cgi-bin/cvename.cgi?name=2018-1929)
+ - disables instance features for mount commands, disables instance join for 
+   start command, and disables daemon start for action commands
+
 ## [v2.6.0]
 
 ### Bug fixes
diff --git a/configure.ac b/configure.ac
index b4c76cda36..b7324ce55b 100644
--- a/configure.ac
+++ b/configure.ac
@@ -1,5 +1,5 @@
 AC_PREREQ(2.59)
-AC_INIT([singularity],[2.6.0],[gmkurtzer@gmail.com])
+AC_INIT([singularity],[2.6.1],[gmkurtzer@gmail.com])
 
 if test -z "$prefix" -o "$prefix" = "NONE" ; then
   prefix=${ac_default_prefix}
diff --git a/debian/changelog b/debian/changelog
index c56be53ba3..797c115418 100644
--- a/debian/changelog
+++ b/debian/changelog
@@ -1,3 +1,10 @@
+singularity-container (2.6.1-1) unstable; urgency=high
+
+  * disables instance features for mount commands, disables instance join for 
+    start command, and disables daemon start for action commands
+
+ -- Gregory M. Kurtzer <gmkurtzer@gmail.com>  Tue, 11 Dec 2018 09:25:53 -0700
+ 
 singularity-container (2.6.0-1) unstable; urgency=high
 
   * Allow admin to specify a non-standard location for mksquashfs binary at