diff --git a/changelog.md b/changelog.md
index 5b419e9..fa888c0 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
+- Tightened the SSO token verification window from 1 hour to 60 seconds, matching the other LMS plugin implementations
+
 ## [v1.5] - 2021-10-22
 ### Added
 - Ungraded MUMIE Tasks are now supported in Stud.IP. They represent ungraded links to MUMIE articles.
diff --git a/services/SSOService.php b/services/SSOService.php
index c5e252e..3fa1d55 100644
--- a/services/SSOService.php
+++ b/services/SSOService.php
@@ -82,7 +82,7 @@ public static function verifyToken($token, $hashedId)
 
         if (!is_null($mumieToken) && $mumieToken->token == $token && $userRecord != null) {
             $current = time();
-            if (($current - $mumieToken->timecreated) >= (60*60)) {
+            if (($current - $mumieToken->timecreated) >= 60) {
                 $response->status = "invalid";
             } else {
                 $response->status = "valid";