diff --git a/CHANGELOG.md b/CHANGELOG.md
index 33278c3..76dfb97 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -5,6 +5,18 @@ This project adheres to [Semantic Versioning](https://semver.org/).
 
 ## x.y.z
 
+### Added
+
+### Changed
+
+### Deprecated
+
+### Removed
+
+### Fixed
+
+## 1.0.0
+
 ### Added
 - Also run the CI build once a week (#160)
 - Run the functional tests via GitHub Actions (#55)
@@ -35,8 +47,7 @@ This project adheres to [Semantic Versioning](https://semver.org/).
 - Upgrade PHPUnit to 7.5.14
 - Change from GPL V3+ to GPL V2+
 - Streamline `ext_emconf.php`
-
-### Deprecated
+- Complete rewrite. Usable with TYPO3 7.6 and 8.7.
 
 ### Removed
 - Drop the Travis CI builds (#56)
@@ -65,6 +76,3 @@ This project adheres to [Semantic Versioning](https://semver.org/).
 - Drop an obsolete "replace" entry from `composer.json`
 - Explicitly require MySQL on Travis CI
 - Add `.php_cs.cache` to the `.gitignore`
-
-## 2.0.0
-- Complete rewrite. Usable with TYPO3 7.6 and 8.7.
diff --git a/Documentation/Index.rst b/Documentation/Index.rst
index 8036315..0473ddc 100644
--- a/Documentation/Index.rst
+++ b/Documentation/Index.rst
@@ -21,7 +21,7 @@ EXT:tea
    tea, ci, continousintegration, gitlab, githubactions, actions, tests, functional, unit
 
 :Copyright:
-   2020 by TYPO3 Association
+   2021 by TYPO3 Association
 
 :Authors:
    * Oliver Klee
diff --git a/Documentation/Settings.cfg b/Documentation/Settings.cfg
index 573c36e..d7877d2 100644
--- a/Documentation/Settings.cfg
+++ b/Documentation/Settings.cfg
@@ -13,7 +13,7 @@ release = latest
 # .................................................................................
 # ...  (recommended) displayed in footer
 # .................................................................................
-copyright = 2020 by TYPO3 Association
+copyright = 2021 by TYPO3 Association
 
 [html_theme_options]
 
diff --git a/composer.json b/composer.json
index f23da6f..c050840 100644
--- a/composer.json
+++ b/composer.json
@@ -61,7 +61,7 @@
 	},
 	"extra": {
 		"branch-alias": {
-			"dev-main": "2.0.x-dev"
+			"dev-main": "1.0.x-dev"
 		},
 		"typo3/cms": {
 			"app-dir": ".Build",
diff --git a/ext_emconf.php b/ext_emconf.php
index e804311..c4f3ebc 100644
--- a/ext_emconf.php
+++ b/ext_emconf.php
@@ -2,7 +2,7 @@
 $EM_CONF[$_EXTKEY] = [
     'title' => 'Tea example',
     'description' => 'Example extension for unit testing and best practices',
-    'version' => '2.0.x-dev',
+    'version' => '1.0.0',
     'category' => 'example',
     'constraints' => [
         'depends' => [