diff --git a/CHANGES.md b/CHANGES.md
index d9de47a..7e2c9b8 100644
--- a/CHANGES.md
+++ b/CHANGES.md
@@ -6,6 +6,7 @@ Changes
 
 ### Unreleased
 
+* 2021-08-14 - Prepare compatibility for Moodle 3.11.
 * 2021-08-14 - Moved previously scoped css styles to styles.css.
 * 2021-08-14 - Updated path-parse to 1.0.7.
 * 2021-08-14 - Updated postcss to 7.0.36.
diff --git a/version.php b/version.php
index fb6f873..e87d5c5 100644
--- a/version.php
+++ b/version.php
@@ -29,3 +29,4 @@
 $plugin->version = 2020071800;
 $plugin->requires = 2018051700;
 $plugin->maturity = MATURITY_STABLE;
+$plugin->supported = [36, 311];
\ No newline at end of file