diff --git a/lib/licenselib.php b/lib/licenselib.php
index abf4cb6ea27..3010ef9b2dd 100644
--- a/lib/licenselib.php
+++ b/lib/licenselib.php
@@ -127,6 +127,8 @@ class license_manager {
 
         $DB->insert_record('license', $license);
         self::reset_license_cache();
+        // Update the config setting of active licenses.
+        self::set_active_licenses();
     }
 
     /**
@@ -203,6 +205,9 @@ class license_manager {
                     }
                 }
 
+                // Update the config setting of active licenses as well.
+                self::set_active_licenses();
+
             } else {
                 throw new moodle_exception('cannotdeletecore', 'license');
             }