diff --git a/packages/hydrooj/package.json b/packages/hydrooj/package.json
index d4d21caef..5b297f25e 100644
--- a/packages/hydrooj/package.json
+++ b/packages/hydrooj/package.json
@@ -1,6 +1,6 @@
 {
     "name": "hydrooj",
-    "version": "3.2.32",
+    "version": "3.2.33",
     "bin": "bin/hydrooj.js",
     "main": "src/loader",
     "module": "src/loader",
diff --git a/packages/hydrooj/src/model/oplog.ts b/packages/hydrooj/src/model/oplog.ts
index 79d2e0360..8262709a3 100644
--- a/packages/hydrooj/src/model/oplog.ts
+++ b/packages/hydrooj/src/model/oplog.ts
@@ -16,6 +16,8 @@ export async function add(data: Partial<OplogDoc> & { type: string }): Promise<O
 }
 
 export async function log<T extends Handler>(handler: T, type: string, data: any) {
+    const args = { ...handler.args };
+    delete args.password;
     const res = await coll.insertOne({
         ...data,
         _id: new ObjectID(),
@@ -24,7 +26,7 @@ export async function log<T extends Handler>(handler: T, type: string, data: any
         domainId: handler.domainId,
         ua: handler.request.headers?.['user-agent'],
         referer: handler.request.headers?.referer,
-        args: handler.args,
+        args,
         operator: handler.user?.id,
         operateIp: handler.request.ip,
     });
diff --git a/packages/hydrooj/src/upgrade.ts b/packages/hydrooj/src/upgrade.ts
index cc296f37d..fc728347d 100644
--- a/packages/hydrooj/src/upgrade.ts
+++ b/packages/hydrooj/src/upgrade.ts
@@ -659,6 +659,11 @@ const scripts: UpgradeScript[] = [
         await db.collection('document').updateMany({ docType: document.TYPE_PROBLEM }, { $unset: { difficulty: '' } });
         return true;
     },
+    async function _56_57() {
+        const _FRESH_INSTALL_IGNORE = 1;
+        await db.collection('oplog').deleteMany({ type: 'user.login' });
+        return true;
+    },
 ];
 
 export default scripts;