diff --git a/extensions/markdown/CHANGELOG.md b/extensions/markdown/CHANGELOG.md
index c08969297..42b6c6e71 100644
--- a/extensions/markdown/CHANGELOG.md
+++ b/extensions/markdown/CHANGELOG.md
@@ -1,5 +1,19 @@
 # Changelog
 
+## [1.0.0](https://github.com/flarum/markdown/compare/v0.1.0-beta.16.1...v1.0.0)
+
+### Changed
+- Compatibility with Flarum v1.0.0.
+- GitHub markdown toolbar moves to flarum/core (https://github.com/flarum/markdown/pull/28)
+- Simplification of toolbar and button system (https://github.com/flarum/markdown/pull/28)
+
+### Fixed
+- Toolbar buttons submits the form
+- Tooltips generate a deprecation warning
+
+### Removed
+- Dropped mdarea (https://github.com/flarum/markdown/pull/28)
+
 ## [0.1.0-beta.16.1](https://github.com/flarum/markdown/compare/v0.1.0-beta.16...v0.1.0-beta.16.1)
 
 ### Added
diff --git a/extensions/markdown/composer.json b/extensions/markdown/composer.json
index d25a9389d..55660cf0f 100644
--- a/extensions/markdown/composer.json
+++ b/extensions/markdown/composer.json
@@ -17,7 +17,7 @@
         }
     ],
     "require": {
-        "flarum/core": "^1.0.0"
+        "flarum/core": "^1.0"
     },
     "extra": {
         "branch-alias": {