diff --git a/changelog.md b/changelog.md
index bd5ea5f..42a6b9e 100644
--- a/changelog.md
+++ b/changelog.md
@@ -2,6 +2,10 @@
 
 All important changes to this plugin will be documented in this file
 
+## TODO
+### Changed
+- Increased the SSO token length from 20 to 30 characters, matching the other LMS plugin implementations
+
 ## [1.9.0] - 2026-06-29
 ### Added
 - SSO when opening the Multi Problem Selector for the Problem Pool
diff --git a/classes/sso/token/token_service.php b/classes/sso/token/token_service.php
index 9c34aaf..3648695 100644
--- a/classes/sso/token/token_service.php
+++ b/classes/sso/token/token_service.php
@@ -89,6 +89,6 @@ private static function has_token_timed_out(sso_token $token): bool {
      * @return string
      */
     private static function generate_token(): string {
-        return auth_mumie_get_token(20);
+        return auth_mumie_get_token(30);
     }
 }