diff --git a/packages/hydrooj/package.json b/packages/hydrooj/package.json
index f6003dfc5..62255368f 100644
--- a/packages/hydrooj/package.json
+++ b/packages/hydrooj/package.json
@@ -1,6 +1,6 @@
 {
     "name": "hydrooj",
-    "version": "3.17.6",
+    "version": "3.17.7",
     "bin": "bin/hydrooj.js",
     "main": "src/loader",
     "module": "src/loader",
diff --git a/packages/hydrooj/src/handler/judge.ts b/packages/hydrooj/src/handler/judge.ts
index c3860a50b..968750af0 100644
--- a/packages/hydrooj/src/handler/judge.ts
+++ b/packages/hydrooj/src/handler/judge.ts
@@ -78,7 +78,7 @@ export async function postJudge(rdoc: RecordDoc) {
         if (isNormalSubmission) {
             await Promise.all([
                 problem.inc(pdoc.domainId, pdoc.docId, `stats.${builtin.STATUS_SHORT_TEXTS[rdoc.status]}`, 1),
-                problem.inc(pdoc.domainId, pdoc.docId, `stats.s${rdoc.score}`, 1),
+                problem.inc(pdoc.domainId, pdoc.docId, `stats.s${Math.floor(rdoc.score)}`, 1),
             ]);
         }
         if (rdoc.status === STATUS.STATUS_HACK_SUCCESSFUL) {
diff --git a/packages/hydrooj/src/script/problemStat.ts b/packages/hydrooj/src/script/problemStat.ts
index dac8ad3c3..6b6e983ca 100644
--- a/packages/hydrooj/src/script/problemStat.ts
+++ b/packages/hydrooj/src/script/problemStat.ts
@@ -105,7 +105,16 @@ export async function pdoc(report) {
         },
     ];
     for (let i = 0; i <= 100; i++) {
-        pipeline[1].$group[`s${i}`] = { $sum: { $cond: [{ $eq: ['$score', i] }, 1, 0] } };
+        pipeline[1].$group[`s${i}`] = {
+            $sum: {
+                $cond: [{
+                    $and: [
+                        { $gte: ['$score', i] },
+                        { $lt: ['$score', i + 1] },
+                    ],
+                }, 1, 0],
+            },
+        };
         pipeline[2].$group[`s${i}`] = { $sum: `$s${i}` };
     }
     let bulk = db.collection('document').initializeUnorderedBulkOp();
diff --git a/packages/hydrooj/src/upgrade.ts b/packages/hydrooj/src/upgrade.ts
index b773a6f47..9b3e13b5e 100644
--- a/packages/hydrooj/src/upgrade.ts
+++ b/packages/hydrooj/src/upgrade.ts
@@ -830,7 +830,7 @@ const scripts: UpgradeScript[] = [
         }
         return true;
     },
-    async function _67_78() {
+    async function _67_68() {
         const _FRESH_INSTALL_IGNORE = 1;
         const rdocs = RecordModel.coll.find({ code: /^@@hydro_submission_file@@/ });
         let rdoc;