diff --git a/src/__phutil_library_map__.php b/src/__phutil_library_map__.php
--- a/src/__phutil_library_map__.php
+++ b/src/__phutil_library_map__.php
@@ -4164,6 +4164,7 @@
     'PhabricatorPeopleMailEngine' => 'applications/people/mail/PhabricatorPeopleMailEngine.php',
     'PhabricatorPeopleMailEngineException' => 'applications/people/mail/PhabricatorPeopleMailEngineException.php',
     'PhabricatorPeopleManageProfileMenuItem' => 'applications/people/menuitem/PhabricatorPeopleManageProfileMenuItem.php',
+    'PhabricatorPeopleManagementApproveWorkflow' => 'applications/people/management/PhabricatorPeopleManagementApproveWorkflow.php',
     'PhabricatorPeopleManagementEmpowerWorkflow' => 'applications/people/management/PhabricatorPeopleManagementEmpowerWorkflow.php',
     'PhabricatorPeopleManagementEnableWorkflow' => 'applications/people/management/PhabricatorPeopleManagementEnableWorkflow.php',
     'PhabricatorPeopleManagementWorkflow' => 'applications/people/management/PhabricatorPeopleManagementWorkflow.php',
@@ -10807,6 +10808,7 @@
     'PhabricatorPeopleMailEngine' => 'Phobject',
     'PhabricatorPeopleMailEngineException' => 'Exception',
     'PhabricatorPeopleManageProfileMenuItem' => 'PhabricatorProfileMenuItem',
+    'PhabricatorPeopleManagementApproveWorkflow' => 'PhabricatorPeopleManagementWorkflow',
     'PhabricatorPeopleManagementEmpowerWorkflow' => 'PhabricatorPeopleManagementWorkflow',
     'PhabricatorPeopleManagementEnableWorkflow' => 'PhabricatorPeopleManagementWorkflow',
     'PhabricatorPeopleManagementWorkflow' => 'PhabricatorManagementWorkflow',
diff --git a/src/applications/people/management/PhabricatorPeopleManagementApproveWorkflow.php b/src/applications/people/management/PhabricatorPeopleManagementApproveWorkflow.php
new file mode 100644
--- /dev/null
+++ b/src/applications/people/management/PhabricatorPeopleManagementApproveWorkflow.php
@@ -0,0 +1,44 @@
+<?php
+
+
+final class PhabricatorPeopleManagementApproveWorkflow
+  extends PhabricatorPeopleManagementWorkflow {
+
+  protected function didConstruct() {
+    $arguments = array_merge(
+      $this->getUserSelectionArguments(),
+      array());
+
+    $this
+      ->setName('approve')
+      ->setExamples('**approve** --user __username__')
+      ->setSynopsis(pht('Approves a user.'))
+      ->setArguments($arguments);
+  }
+
+  public function execute(PhutilArgumentParser $args) {
+    $user = $this->selectUser($args);
+    $display_name = $user->getUsername();
+
+    if ($user->getIsApproved()) {
+      throw new PhutilArgumentUsageException(
+        pht(
+          'User account "%s" is already approved. You can only '.
+          'approve accounts that are not yet approved.',
+          $display_name));
+    }
+
+    $xactions = array();
+    $xactions[] = $user->getApplicationTransactionTemplate()
+      ->setTransactionType(PhabricatorUserApproveTransaction::TRANSACTIONTYPE)
+      ->setNewValue(true);
+
+    $this->applyTransactions($user, $xactions);
+
+    $this->logOkay(
+      pht('DONE'),
+      pht('Approved user account "%s".', $display_name));
+
+    return 0;
+  }
+}
diff --git a/src/applications/people/xaction/PhabricatorUserApproveTransaction.php b/src/applications/people/xaction/PhabricatorUserApproveTransaction.php
--- a/src/applications/people/xaction/PhabricatorUserApproveTransaction.php
+++ b/src/applications/people/xaction/PhabricatorUserApproveTransaction.php
@@ -71,7 +71,10 @@
         continue;
       }
 
-      if (!$actor->getIsAdmin()) {
+      $is_admin = $actor->getIsAdmin();
+      $is_omnipotent = $actor->isOmnipotent();
+
+      if (!$is_admin && !$is_omnipotent) {
         $errors[] = $this->newInvalidError(
           pht('You must be an administrator to approve users.'));
       }