diff --git a/og.rules.inc b/og.rules.inc
index 5afb094..d27b997 100644
--- a/og.rules.inc
+++ b/og.rules.inc
@@ -223,6 +223,36 @@ function og_rules_action_info() {
     'access callback' => 'og_rules_integration_access',
   );
 
+  $defaults = array(
+   'group' => t('Organic groups'),
+   'access callback' => 'og_rules_integration_access',
+   'parameter' => array(
+      'account' => array(
+        'type' => 'user',
+        'label' => t('User'),
+        'description' => t('The user whose group roles should be changed.'),
+        'save' => TRUE,
+      ),
+      'group' => array(
+        'type' => 'group',
+        'label' => t('Group'),
+      ),
+      'roles' => array(
+        'type' => 'list<integer>',
+        'label' => t('Group roles'),
+        'options list' => 'og_get_global_roles',
+      ),
+    ),
+  );
+  $items['og_add_role'] = $defaults + array(
+    'label' => t('Add group role to user'),
+    'base' => 'og_rules_action_user_add_group_role',
+  );
+  $items['og_remove_role'] = $defaults + array(
+    'label' => t('Remove group role from user'),
+    'base' => 'og_rules_action_user_remove_group_role',
+  );
+
   return $items;
 }
 
@@ -327,6 +357,34 @@ function og_rules_remove_entity_from_group(EntityDrupalWrapper $entity, $group)
 }
 
 /**
+ * Action: Adds group roles to a particular user within a group context.
+ */
+function og_rules_action_user_add_group_role($account, $group, $roles) {
+  if ($account->uid) {
+    foreach ($roles as $rid) {
+      og_role_grant($group->gid, $account->uid, $rid);
+    }
+  }
+  else {
+    return FALSE;
+  }
+}
+
+/**
+ * Action: Removes group roles from a particular user within a group context.
+ */
+function og_rules_action_user_remove_group_role($account, $group, $roles) {
+  if ($account->uid) {
+    foreach ($roles as $rid) {
+      og_role_revoke($group->gid, $account->uid, $rid);
+    }
+  }
+  else {
+    return FALSE;
+  }
+}
+
+/**
  * OG Rules integration access callback.
  */
 function og_rules_integration_access($type, $name) {