diff --git a/RELEASE-NOTES-1.1.md b/RELEASE-NOTES-1.1.md
index 1d18597..ce8bdae 100644
--- a/RELEASE-NOTES-1.1.md
+++ b/RELEASE-NOTES-1.1.md
@@ -1,37 +1,11 @@
 # mediawiki-skins-Lakeus 1.1
 
-## mediawiki-skins-Lakeus master branch
+## mediawiki-skins-Lakeus 1.1.18
 
-THIS IS NOT A RELEASE YET
-
-The `master` branch is an alpha-quality development branch. Use it at your own
-risk!
-
-### Configuration changes for system administrators
-
-#### New configuration
-
-* …
-
-#### Changed configuration
-
-* …
-
-#### Removed configuration
-
-* …
-
-### New user-facing features
-
-* …
-
-### New features for sysadmins
-
-* …
-
-### New developer features
+This is a maintenance release of the mediawiki-skins-Lakeus 1.1 version.
 
-* …
+This will be the last release support obsoleted MediaWiki version 1.37.x,
+1.38.x.
 
 ### Bug fixes
 
@@ -41,38 +15,24 @@ risk!
 * (issue #32) Fixed "access to private variable `$templateParser` of parent
   class" in `SkinLakeus.php` by dropping unneeded
   `BagOStuff $localServerObjectCache` dependency.
-* …
-
-### Action API changes
-
-* …
-
-### Action API internal changes
-
-* …
+* Fixed hexcolor.replace is not a function
 
 ### Languages updated
 
-Lakeus skin now supports # languages. Many localisations are updated regularly.
+Lakeus skin now supports 27 languages. Many localisations are updated regularly.
 
 Below only new and removed languages are listed.
 
-* (issue #30) Added missing localisations for British English (tw).
+* (issue #30) Added missing localisations for Twi (tw).
 * (issue #30) Added missing localisations for Cantonese (Traditional Han script)
   (yue-hant), which was moved from yue.
 * (issue #35) Unified indentation for en.json by changing 2-whitespace
   indentation to tab-character indentation.
-* …
-
-### Breaking changes
-
-* …
 
 ### Deprecations
 
 * (issue #24) Converted to the new hook system.
 * (T262067, issue #33) Migrated `templateDirectory` option to `skin.json`.
-* …
 
 ### Other changes
 
@@ -84,7 +44,6 @@ Below only new and removed languages are listed.
   * HISTORY
   * RELEASE-NOTES-1.1
   * SECURITY
-* …
 
 ## mediawiki-skins-Lakeus 1.1.17
 
diff --git a/skin.json b/skin.json
index 61deaaa..a33d80b 100644
--- a/skin.json
+++ b/skin.json
@@ -9,7 +9,7 @@
 		"Winston Sung",
 		"..."
 	],
-	"version": "1.1.17",
+	"version": "1.1.18",
 	"url": "https://github.com/lakejason0/mediawiki-skins-Lakeus",
 	"descriptionmsg": "lakeus-skin-desc",
 	"license-name": "GPL-3.0-or-later",