diff --git a/docs/source/release-notes/3.5.0.rst b/docs/source/release-notes/3.5.0.rst
index f234dbe..ff3a140 100644
--- a/docs/source/release-notes/3.5.0.rst
+++ b/docs/source/release-notes/3.5.0.rst
@@ -1,4 +1,4 @@
-3.5.0 -- 2017-xx-xx
+3.5.0 -- 2017-10-23
 -------------------
 
 You can view the `3.5.0 milestone`_ on GitLab for more details.
@@ -20,6 +20,12 @@ Features
   setuptools. See our documentation on local plugins for more information.
   (See also `GitLab#357`_)
 
+Bugs Fixed
+~~~~~~~~~~
+
+- Catch and helpfully report ``UnicodeDecodeError``\ s when parsing
+  configuration files. (See also `GitLab#358`_)
+
 
 .. all links
 .. _3.5.0 milestone:
@@ -30,6 +36,8 @@ Features
     https://gitlab.com/pycqa/flake8/issues/335
 .. _GitLab#357:
     https://gitlab.com/pycqa/flake8/issues/357
+.. _GitLab#358:
+    https://gitlab.com/pycqa/flake8/issues/358
 .. _GitLab#359:
     https://gitlab.com/pycqa/flake8/issues/359
 .. _GitLab#361:
diff --git a/src/flake8/__init__.py b/src/flake8/__init__.py
index 8a882b6..efb711c 100644
--- a/src/flake8/__init__.py
+++ b/src/flake8/__init__.py
@@ -27,7 +27,7 @@ LOG.addHandler(NullHandler())
 # Clean up after LOG config
 del NullHandler
 
-__version__ = '3.5.0.dev0'
+__version__ = '3.5.0'
 __version_info__ = tuple(int(i) for i in __version__.split('.') if i.isdigit())