diff --git a/README.md b/README.md
index 6b5f016..36ec413 100644
--- a/README.md
+++ b/README.md
@@ -35,7 +35,7 @@ Or add manually to `package.json`:
 
 ```
 "dependencies": {
-  "@activeadmin-plugins/active_admin_theme": "^2.0.0"
+  "@activeadmin-plugins/active_admin_theme": "^3.0.0"
 }
 ```
 and execute:
@@ -159,9 +159,9 @@ cannot show both.
 
 `auto` removes the attribute, so the media query decides and the page follows
 the operating system live; the other two pin the choice in `localStorage` under
-`aa-theme`. ActiveAdmin 4's own toggle writes `light` or `dark` on the first
-click and never writes `auto` back, so a user there cannot return to following
-the system without clearing storage by hand — hence the third state.
+`aa-theme`. The third state is there so that following the system stays
+reachable: a two-state toggle writes a preference on the first click and has no
+way back short of clearing storage by hand.
 
 The glyphs are inline SVG used as a CSS `mask`, so the gem still ships no image
 files, there is nothing for a host application's CSP to allow, and the icon
diff --git a/app/assets/javascripts/wigu/theme_toggle.js b/app/assets/javascripts/wigu/theme_toggle.js
index 9a7f45e..d96b516 100644
--- a/app/assets/javascripts/wigu/theme_toggle.js
+++ b/app/assets/javascripts/wigu/theme_toggle.js
@@ -10,9 +10,9 @@
 // a project can restyle it, instead of in a script it would have to fork.
 //
 // Binds by delegation to anything carrying .dark-mode-toggle or #theme_toggle,
-// the way ActiveAdmin 4 does, so the control can live anywhere and survive a
-// re-render. If neither exists it appends its own entry to the utility
-// navigation. No jQuery and no ujs, so it does not care how the admin is built.
+// so the control can live anywhere and survive a re-render. If neither exists
+// it inserts its own entry into the utility navigation. No jQuery and no ujs,
+// so it does not care how the admin is built.
 (function () {
   "use strict";
 
diff --git a/lib/active_admin_theme/version.rb b/lib/active_admin_theme/version.rb
index 82ef7bf..b26db68 100644
--- a/lib/active_admin_theme/version.rb
+++ b/lib/active_admin_theme/version.rb
@@ -1,3 +1,3 @@
 module ActiveAdminTheme
-  VERSION = "2.0.0"
+  VERSION = "3.0.0"
 end
diff --git a/package.json b/package.json
index 3565393..55a0eb5 100644
--- a/package.json
+++ b/package.json
@@ -1,6 +1,6 @@
 {
   "name": "@activeadmin-plugins/active_admin_theme",
-  "version": "2.0.0",
+  "version": "3.0.0",
   "description": "Flat design for ActiveAdmin",
   "main": "src/active_admin_theme.scss",
   "author": "Igor Fedoronchuk <igor.f@didww.com>",