diff --git a/scripts/profile/rescale_all_user_pics.php b/scripts/profile/rescale_all_user_pics.php
new file mode 100755
index 0000000000..2243f38760
--- /dev/null
+++ b/scripts/profile/rescale_all_user_pics.php
@@ -0,0 +1,57 @@
+#!/usr/bin/env php
+<?php
+
+/*
+ * Copyright 2012 Facebook, Inc.
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *   http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+$root = dirname(dirname(dirname(__FILE__)));
+require_once $root.'/scripts/__init_script__.php';
+
+echo "Examining users.\n";
+foreach (new LiskMigrationIterator(new PhabricatorUser()) as $user) {
+  $file = id(new PhabricatorFile())
+    ->loadOneWhere('phid = %s', $user->getProfileImagePHID());
+
+  if (!$file) {
+    echo 'No pic for user ', $user->getUserName(), "\n";
+    continue;
+  }
+
+  $data = $file->loadFileData();
+  $img  = imagecreatefromstring($data);
+  $sx   = imagesx($img);
+  $sy   = imagesy($img);
+
+  if ($sx != 50 || $sy != 50) {
+    echo 'Found one! User ', $user->getUserName(), "\n";
+    $xformer = new PhabricatorImageTransformer();
+
+    // Resize OAuth image to a reasonable size
+    $small_xformed = $xformer->executeProfileTransform(
+      $file,
+      $width = 50,
+      $min_height = 50,
+      $max_height = 50);
+
+    $user->setProfileImagePHID($small_xformed->getPHID());
+    $user->save();
+    break;
+  } else {
+    echo '.';
+  }
+}
+echo "\n";
+echo "Done.\n";