diff --git a/packages/hydrooj/src/handler/judge.ts b/packages/hydrooj/src/handler/judge.ts
index 08c600e99..716d1572e 100644
--- a/packages/hydrooj/src/handler/judge.ts
+++ b/packages/hydrooj/src/handler/judge.ts
@@ -102,7 +102,7 @@ export async function postJudge(rdoc: RecordDoc) {
                     status: STATUS.STATUS_ACCEPTED,
                     contest: { $ne: new ObjectID('0'.repeat(24)) },
                 }).project({ _id: 1, contest: 1 }).toArray();
-                const priority = await record.submissionPriority(rdoc.uid, -rdocs.length * 5 - 50);
+                const priority = await record.submissionPriority(rdoc.uid, -5000 - rdocs.length * 5 - 50);
                 await Promise.all(rdocs.map(
                     (r) => record.judge(rdoc.domainId, r._id, priority, r.contest ? { detail: false } : {}, { hackRejudge: input }),
                 ));
diff --git a/packages/hydrooj/src/handler/problem.ts b/packages/hydrooj/src/handler/problem.ts
index b4b7b102c..b21cbf751 100644
--- a/packages/hydrooj/src/handler/problem.ts
+++ b/packages/hydrooj/src/handler/problem.ts
@@ -445,7 +445,7 @@ export class ProblemDetailHandler extends ContestDetailBaseHandler {
             contest: { $ne: new ObjectID('0'.repeat(24)) },
             'files.hack': { $exists: false },
         }).project({ _id: 1, contest: 1 }).toArray();
-        const priority = await record.submissionPriority(this.user._id, -rdocs.length * 5 - 50);
+        const priority = await record.submissionPriority(this.user._id, -10000 - rdocs.length * 5 - 50);
         await Promise.all(rdocs.map(
             (doc) => record.reset(domainId, doc._id, true)
                 .then(() => record.judge(domainId, doc._id, priority, doc.contest ? { detail: false } : {})),
diff --git a/packages/hydrooj/src/model/record.ts b/packages/hydrooj/src/model/record.ts
index feb31caed..dde34d8c4 100644
--- a/packages/hydrooj/src/model/record.ts
+++ b/packages/hydrooj/src/model/record.ts
@@ -33,7 +33,7 @@ export default class RecordModel {
         const pending = timeRecent.filter((i) => [
             STATUS.STATUS_WAITING, STATUS.STATUS_FETCHED, STATUS.STATUS_COMPILING, STATUS.STATUS_JUDGING,
         ].includes(i.status)).length;
-        return base - ((pending * 1000 + 1) * (sum(timeRecent.map((i) => i.time || 0)) / 10000) + 1);
+        return base - (pending * 1000 + 1) * (sum(timeRecent.map((i) => i.time || 0)) / 10000 + 1);
     }
 
     static async get(_id: ObjectID): Promise<RecordDoc | null>;
@@ -197,7 +197,7 @@ export default class RecordModel {
         return res.modifiedCount;
     }
 
-    static reset(domainId: string, rid: MaybeArray<ObjectID>, isRejudge: boolean) {
+    static async reset(domainId: string, rid: MaybeArray<ObjectID>, isRejudge: boolean) {
         const upd: any = {
             score: 0,
             status: STATUS.STATUS_WAITING,
@@ -210,6 +210,7 @@ export default class RecordModel {
             judger: null,
         };
         if (isRejudge) upd.rejudged = true;
+        await task.deleteMany(rid instanceof Array ? { rid: { $in: rid } } : { rid });
         return RecordModel.update(domainId, rid, upd);
     }