diff --git a/apps/provisioning_api/lib/Controller/UsersController.php b/apps/provisioning_api/lib/Controller/UsersController.php
index 86b8cf951b849..edb42efa2ce15 100644
--- a/apps/provisioning_api/lib/Controller/UsersController.php
+++ b/apps/provisioning_api/lib/Controller/UsersController.php
@@ -512,7 +512,11 @@ public function editUser(string $userId, string $key, string $value): DataRespon
 				$targetUser->setQuota($quota);
 				break;
 			case 'password':
-				$targetUser->setPassword($value);
+				try {
+					$targetUser->setPassword($value);
+				} catch (HintException $e) { // password policy error
+					throw new OCSException($e->getMessage(), 103);
+				}
 				break;
 			case 'language':
 				$languagesCodes = $this->l10nFactory->findAvailableLanguages();