diff --git a/NEWS b/NEWS
index e09468a..751f914 100644
--- a/NEWS
+++ b/NEWS
@@ -1,5 +1,14 @@
 News (mainly features/major bug fixes)
 
+portage-2.3.77
+--------------
+* The emerge --autounmask option is now disabled by default, except for
+  portions of behavior which are controlled by the --autounmask-use and
+  --autounmask-license options. For backward compatibility, previous
+  behavior of --autounmask=y and --autounmask=n is entirely preserved.
+  Users can get the old behavior simply by adding --autounmask to the
+  make.conf EMERGE_DEFAULT_OPTS variable.
+
 portage-2.3.72
 --------------
 * The glsa-check program is now provided by portage, and it has been
diff --git a/RELEASE-NOTES b/RELEASE-NOTES
index e580876..31a3ada 100644
--- a/RELEASE-NOTES
+++ b/RELEASE-NOTES
@@ -1,6 +1,16 @@
 Release Notes; upgrade information mainly.
 Features/major bugfixes are listed in NEWS
 
+portage-2.3.77
+==================================
+* Bug Fixes:
+    - Bug 220533 Fix FEATURES=skiprocheck read-only DISTDIR support
+    - Bug 646898 Support GLEP 75 mirror structure
+    - Bug 658648 Disable emerge --autounmask by default, except for
+                 package.use and package.license changes
+    - Bug 695870 Improvements to ebuild(5) man page
+
+
 portage-2.3.76
 ==================================
 * Bug Fixes:
diff --git a/setup.py b/setup.py
index 0d55d05..20cd049 100755
--- a/setup.py
+++ b/setup.py
@@ -662,7 +662,7 @@
 
 setup(
 	name = 'portage',
-	version = '2.3.76',
+	version = '2.3.77',
 	url = 'https://wiki.gentoo.org/wiki/Project:Portage',
 	author = 'Gentoo Portage Development Team',
 	author_email = 'dev-portage@gentoo.org',