diff --git a/packages/hydrooj/package.json b/packages/hydrooj/package.json
index 2151d0608..315a19531 100644
--- a/packages/hydrooj/package.json
+++ b/packages/hydrooj/package.json
@@ -1,6 +1,6 @@
 {
     "name": "hydrooj",
-    "version": "3.1.26",
+    "version": "3.1.27",
     "bin": "bin/hydrooj.js",
     "main": "src/loader",
     "module": "src/loader",
diff --git a/packages/hydrooj/src/handler/problem.ts b/packages/hydrooj/src/handler/problem.ts
index f12c01bfc..2f5d41961 100644
--- a/packages/hydrooj/src/handler/problem.ts
+++ b/packages/hydrooj/src/handler/problem.ts
@@ -324,7 +324,7 @@ export class ProblemDetailHandler extends ProblemHandler {
                         const info = str.match(/\(file:\/\/(.+?)\)/);
                         return `(./${this.pdoc.docId}/file/${info[1]}${info[1].includes('?') ? '&' : '?'}tid=${args[1]})`;
                     })
-                    .replace(/="file:\/\//g, (str) => {
+                    .replace(/="file:\/\/(.+?)"/g, (str) => {
                         const info = str.match(/="file:\/\/(.+?)"/);
                         return `="./${this.pdoc.docId}/file/${info[1]}${info[1].includes('?') ? '&' : '?'}tid=${args[1]}"`;
                     });