Update README.md

Author: stefanzugal

README.md

@@ -2,7 +2,7 @@
 People having worked with TRAC are used to "accept" issues, which basically states that someone will now actively work on a specific issue. Redmine apparently also supports custom issue statuses, such as "accepted", but it requires more than one click to accept an issue (edit issue, select status "accepted", select assignee). This plugin allows to accept tickets with one click.
 
 ### Installation Notes
-The plugin can be installed as ordinary redmine plugin (compatible with redmine 2.6.x, 3.0.x) and does not require database migration:
+The plugin can be installed as ordinary redmine plugin (compatible with redmine 3.2.x, 3.0.x, 2.6.x) and does not require database migration:
 * Create directory your_redmine_base/plugins/accept
 * Copy the content of this repository to the created directory
 * Restart redmine (e.g., through "touch your_redmine_base/tmp/restart.txt)