diff --git a/lang/en/deprecated.txt b/lang/en/deprecated.txt
index 14eafe9dc3b..8158d35d857 100644
--- a/lang/en/deprecated.txt
+++ b/lang/en/deprecated.txt
@@ -160,3 +160,4 @@ nobackpackcollections,core_badges
 error:nogroups,core_badges
 purgedefinitionsuccess,core_cache
 purgestoresuccess,core_cache
+eventrolecapabilitiesupdated,core_role
\ No newline at end of file
diff --git a/lang/en/role.php b/lang/en/role.php
index c6c666363c3..ead0c9e6f29 100644
--- a/lang/en/role.php
+++ b/lang/en/role.php
@@ -232,7 +232,6 @@ $string['eventroleallowoverrideupdated'] = 'Allow role override';
 $string['eventroleallowswitchupdated'] = 'Allow role switch';
 $string['eventroleallowviewupdated'] = 'Allow role view';
 $string['eventroleassigned'] = 'Role assigned';
-$string['eventrolecapabilitiesupdated'] = 'Role capabilities updated';
 $string['eventroledeleted'] = 'Role deleted';
 $string['eventroleunassigned'] = 'Role unassigned';
 $string['eventroleupdated'] = 'Role updated';
@@ -498,3 +497,6 @@ $string['privacy:metadata:role_capabilities:tableexplanation'] = 'The capabiliti
 $string['privacy:metadata:role_capabilities:timemodified'] = 'The date when the capability was created or modified.';
 $string['privacy:metadata:role_cohortroles'] = 'Roles to cohort';
 $string['course:togglecompletion'] = 'Manually mark activities as complete';
+
+// Deprecated since Moodle 3.8.
+$string['eventrolecapabilitiesupdated'] = 'Role capabilities updated';
\ No newline at end of file
diff --git a/lib/classes/event/role_capabilities_updated.php b/lib/classes/event/role_capabilities_updated.php
index e94e768cb4a..28f14d87d27 100644
--- a/lib/classes/event/role_capabilities_updated.php
+++ b/lib/classes/event/role_capabilities_updated.php
@@ -27,6 +27,9 @@ namespace core\event;
 
 defined('MOODLE_INTERNAL') || die();
 
+debugging('core\\event\\role_capabilities_updated has been deprecated. Please use
+        core\\event\\capability_assigned instead', DEBUG_DEVELOPER);
+
 /**
  * Role updated event class.
  *
@@ -102,4 +105,14 @@ class role_capabilities_updated extends base {
     public static function get_objectid_mapping() {
         return array('db' => 'role', 'restore' => 'role');
     }
+
+
+    /**
+     * This event has been deprecated.
+     *
+     * @return boolean
+     */
+    public static function is_deprecated() {
+        return true;
+    }
 }