diff --git a/docs/changelog.rst b/docs/changelog.rst
index 0ed55221..7de4b442 100644
--- a/docs/changelog.rst
+++ b/docs/changelog.rst
@@ -5,7 +5,7 @@ Changelog
 Development version (|development_version|)
 ===========================================
 
-.. |development_version| replace:: 1.0.0alpha1
+.. |development_version| replace:: 1.0.0rc1
 
 Incompatible Changes
 --------------------
@@ -16,7 +16,37 @@ Incompatible Changes
 Deprecated
 ----------
 
-* Support for sphinx's html4 writer is deprecated and will be removed in version 2.0 (#1091)
+* Support for Sphinx's HTML4 writer is deprecated and will be removed in version 2.0 (#1091)
+
+Features
+--------
+
+* Add support for Sphinx 4.x (#1123)
+* Add support for Docutils 0.17 (#1185 and #1199)
+* Fixed logo scaling on IE11 (#1183)
+* Added support for logos as URLs (#1171)
+* Align top and side navigation background colors on mobile (#1132)
+* Added support for deep toc levels (#1089)
+
+A number of accessibility features were added in this release:
+
+* Allow keyboard to toggle menu expansion (#1167)
+* Allow keyboard to activate permalink (#1162)
+* Show keyboard focus on buttons (#1161)
+* Maintain aria-expanded along with .current in menu (#1151)
+* Respect tab order for prev/next buttons (#1051)
+
+Fixes
+-----
+
+* Updated Google analytics integration (#1129)
+* Add classifier separation on Sphinx 2+ HTML4 writer (#1192)
+* Added missing space char in footer (#1188)
+* Fix navigation right padding on level2+ elements (#1068)
+* Fix navigation expansion button sizes (#1067)
+* Wrap inline literals (#1050)
+* Fix aria labels (#1056)
+* Don't toggle navigation terminal nodes (#1049)
 
 Other Changes
 -------------
@@ -24,19 +54,7 @@ Other Changes
 * Update npm development dependencies (#1096)
 * Don't require npm to build from source (#1039)
 * Use regular toctree instead of toc for singlehtml builder (#507)
-* Templates: Cleanup Whitespace (#1060)
-
-Fixes
------
-
-* Javascript: Add support for deep toc levels (#1089)
-* Use Proper Sass Syntax (#1069)
-* Nav: Fix right padding on level2+ (#1068)
-* Fix Nav Buttons Size (#1067)
-* Fix: wrap inline literals (#1050)
-* Fix aria label (#1056)
-* Respect tab order for prev/next buttons (#1051)
-* Nav: Don't toggle terminal nodes (#1049)
+* Cleanup whitespace in templates (#1060)
 
 v0.5.2
 ======
diff --git a/package-lock.json b/package-lock.json
index ff35b1dd..f150136d 100644
--- a/package-lock.json
+++ b/package-lock.json
@@ -1,6 +1,6 @@
 {
   "name": "sphinx_rtd_theme",
-  "version": "1.0.0alpha1",
+  "version": "1.0.0rc1",
   "lockfileVersion": 1,
   "requires": true,
   "dependencies": {
@@ -2809,7 +2809,7 @@
       }
     },
     "fresh": {
-      "version": "1.0.0alpha1",
+      "version": "1.0.0rc1",
       "resolved": "https://registry.npmjs.org/fresh/-/fresh-0.5.2.tgz",
       "integrity": "sha1-PYyt2Q2XZWn6g1qx+OSyOhBWBac=",
       "dev": true
diff --git a/package.json b/package.json
index d0da4941..f5da4494 100644
--- a/package.json
+++ b/package.json
@@ -1,7 +1,7 @@
 {
   "name": "sphinx_rtd_theme",
   "main": "js/theme.js",
-  "version": "1.0.0alpha1",
+  "version": "1.0.0rc1",
   "scripts": {
     "dev": "webpack-dev-server --open --config webpack.dev.js",
     "build": "webpack --config webpack.prod.js",
diff --git a/setup.cfg b/setup.cfg
index 54abbe84..2f3ee064 100644
--- a/setup.cfg
+++ b/setup.cfg
@@ -1,5 +1,5 @@
 [bumpversion]
-current_version = 1.0.0alpha1
+current_version = 1.0.0rc1
 commit = false
 tag = false
 parse = (?P<major>\d+)\.(?P<minor>\d+)\.(?P<patch>\d+)((?P<release>[a-z]+)(?P<dev>\d+))?
diff --git a/setup.py b/setup.py
index 396f5ce0..9a3938fb 100644
--- a/setup.py
+++ b/setup.py
@@ -87,7 +87,7 @@ class TransifexCommand(distutils.cmd.Command):
 
 setup(
     name='sphinx_rtd_theme',
-    version='1.0.0alpha1',
+    version='1.0.0rc1',
     url='https://github.com/readthedocs/sphinx_rtd_theme',
     license='MIT',
     author='Dave Snider, Read the Docs, Inc. & contributors',
diff --git a/sphinx_rtd_theme/__init__.py b/sphinx_rtd_theme/__init__.py
index 05d449e3..37c3b10d 100644
--- a/sphinx_rtd_theme/__init__.py
+++ b/sphinx_rtd_theme/__init__.py
@@ -12,7 +12,7 @@ from sphinx.locale import _
 from sphinx.util.logging import getLogger
 
 
-__version__ = '1.0.0alpha1'
+__version__ = '1.0.0rc1'
 __version_full__ = __version__
 
 logger = getLogger(__name__)