diff --git a/NEWS.rst b/NEWS.rst
index 697c44c30..15cb9459d 100644
--- a/NEWS.rst
+++ b/NEWS.rst
@@ -5,8 +5,10 @@ User-Visible Changes in Tahoe-LAFS
 ==================================
 
 .. towncrier start line
-Release 1.16.0.post463 (2021-12-05)Release 1.16.0.post463 (2021-12-05)
-'''''''''''''''''''''''''''''''''''
+
+
+Release 1.17.0 (2021-12-06)
+'''''''''''''''''''''''''''
 
 Security-related Changes
 ------------------------
diff --git a/relnotes.txt b/relnotes.txt
index 2748bc4fa..dff4f192e 100644
--- a/relnotes.txt
+++ b/relnotes.txt
@@ -1,6 +1,6 @@
-ANNOUNCING Tahoe, the Least-Authority File Store, v1.16.0
+ANNOUNCING Tahoe, the Least-Authority File Store, v1.17.0
 
-The Tahoe-LAFS team is pleased to announce version 1.16.0 of
+The Tahoe-LAFS team is pleased to announce version 1.17.0 of
 Tahoe-LAFS, an extremely reliable decentralized storage
 system. Get it with "pip install tahoe-lafs", or download a
 tarball here:
@@ -15,24 +15,17 @@ unique security and fault-tolerance properties:
 
   https://tahoe-lafs.readthedocs.org/en/latest/about.html
 
-The previous stable release of Tahoe-LAFS was v1.15.1, released on
-March 23rd, 2021.
+The previous stable release of Tahoe-LAFS was v1.16.0, released on
+October 19, 2021.
 
-The major change in this release is the completion of the Python 3
-port -- while maintaining support for Python 2. A future release will
-remove Python 2 support.
+This release fixes several security issues raised as part of an audit
+by Cure53. We developed fixes for these issues in a private
+repository. Shortly after this release, public tickets will be updated
+with further information (along with, of course, all the code).
 
-The previously deprecated subcommands "start", "stop", "restart" and
-"daemonize" have been removed. You must now use "tahoe run" (possibly
-along with your favourite daemonization software).
+There is also OpenMetrics support now and several bug fixes.
 
-Several features are now removed: the Account Server, stats-gatherer
-and FTP support.
-
-There are several dependency changes that will be interesting for
-distribution maintainers.
-
-In all, 240 issues have been fixed since the last release.
+In all, 46 issues have been fixed since the last release.
 
 Please see ``NEWS.rst`` for a more complete list of changes.
 
@@ -151,19 +144,19 @@ solely as a labor of love by volunteers. Thank you very much
 to the team of "hackers in the public interest" who make
 Tahoe-LAFS possible.
 
-fenn-cs + meejah
+meejah
 on behalf of the Tahoe-LAFS team
 
-October 19, 2021
+December 6, 2021
 Planet Earth
 
 
-[1] https://github.com/tahoe-lafs/tahoe-lafs/blob/tahoe-lafs-1.16.0/NEWS.rst
+[1] https://github.com/tahoe-lafs/tahoe-lafs/blob/tahoe-lafs-1.17.0/NEWS.rst
 [2] https://github.com/tahoe-lafs/tahoe-lafs/blob/master/docs/known_issues.rst
 [3] https://tahoe-lafs.org/trac/tahoe-lafs/wiki/RelatedProjects
-[4] https://github.com/tahoe-lafs/tahoe-lafs/blob/tahoe-lafs-1.16.0/COPYING.GPL
-[5] https://github.com/tahoe-lafs/tahoe-lafs/blob/tahoe-lafs-1.16.0/COPYING.TGPPL.rst
-[6] https://tahoe-lafs.readthedocs.org/en/tahoe-lafs-1.16.0/INSTALL.html
+[4] https://github.com/tahoe-lafs/tahoe-lafs/blob/tahoe-lafs-1.17.0/COPYING.GPL
+[5] https://github.com/tahoe-lafs/tahoe-lafs/blob/tahoe-lafs-1.17.0/COPYING.TGPPL.rst
+[6] https://tahoe-lafs.readthedocs.org/en/tahoe-lafs-1.17.0/INSTALL.html
 [7] https://lists.tahoe-lafs.org/mailman/listinfo/tahoe-dev
 [8] https://tahoe-lafs.org/trac/tahoe-lafs/roadmap
 [9] https://github.com/tahoe-lafs/tahoe-lafs/blob/master/CREDITS