diff --git a/packages/hydrojudge/package.json b/packages/hydrojudge/package.json
index dd605190d..ac2c84ca1 100644
--- a/packages/hydrojudge/package.json
+++ b/packages/hydrojudge/package.json
@@ -1,7 +1,7 @@
 {
     "name": "@hydrooj/hydrojudge",
     "bin": "bin/hydrojudge.js",
-    "version": "2.6.3",
+    "version": "2.6.4",
     "main": "package.json",
     "author": "undefined <i@undefined.moe>",
     "repository": "https://github.com/hydro-dev/Hydro.git",
diff --git a/packages/hydrojudge/src/hosts/hydro.ts b/packages/hydrojudge/src/hosts/hydro.ts
index f60cb8492..08bcccc2a 100644
--- a/packages/hydrojudge/src/hosts/hydro.ts
+++ b/packages/hydrojudge/src/hosts/hydro.ts
@@ -70,7 +70,8 @@ class JudgeTask {
         tmpfs.mount(this.tmpdir, '512m');
         log.info('Submission: %s/%s/%s pid=%s', this.host, this.domainId, this.rid, this.pid);
         try {
-            await this.doSubmission();
+            if (typeof this.input === 'string') await this.run();
+            else await this.doSubmission();
         } catch (e) {
             if (e instanceof CompileError) {
                 this.next({ compiler_text: compilerText(e.stdout, e.stderr) });
@@ -96,6 +97,11 @@ class JudgeTask {
         fs.removeSync(this.tmpdir);
     }
 
+    async run() {
+        this.stat.judge = new Date();
+        await judge.run.judge(this);
+    }
+
     async doSubmission() {
         this.stat.cache_start = new Date();
         this.folder = await this.session.cacheOpen(this.domainId, this.pid, this.data, this.next);