diff --git a/packages/hydrooj/package.json b/packages/hydrooj/package.json
index ead0253d0..5acf8bd56 100644
--- a/packages/hydrooj/package.json
+++ b/packages/hydrooj/package.json
@@ -1,6 +1,6 @@
 {
     "name": "hydrooj",
-    "version": "2.15.14",
+    "version": "2.15.15",
     "bin": "bin/hydrooj.js",
     "main": "dist/loader.js",
     "typings": "dist/loader.d.ts",
diff --git a/packages/hydrooj/src/handler/problem.ts b/packages/hydrooj/src/handler/problem.ts
index 5a586c9f8..35003bed4 100644
--- a/packages/hydrooj/src/handler/problem.ts
+++ b/packages/hydrooj/src/handler/problem.ts
@@ -217,8 +217,7 @@ export class ProblemDetailHandler extends ProblemHandler {
 
 export class ProblemExportHandler extends ProblemDetailHandler {
     async get() {
-        const hasPerm = (this.user._id === this.pdoc.owner && this.user.hasPerm(PERM.PERM_READ_PROBLEM_DATA_SELF))
-            || this.user.hasPerm(PERM.PERM_READ_PROBLEM_DATA);
+        const hasPerm = this.user._id === this.pdoc.owner || this.user.hasPerm(PERM.PERM_READ_PROBLEM_DATA);
         const pdoc = pick(this.pdoc, ['pid', 'acMsg', 'content', 'config', 'title', 'html', 'tag', 'category']);
         const zip = new AdmZip();
         if (hasPerm) {
@@ -455,7 +454,7 @@ export class ProblemFilesHandler extends ProblemDetailHandler {
         if (type === 'testdata' && !isJudge) {
             if (this.user._id !== this.pdoc.owner) {
                 this.checkPerm(PERM.PERM_READ_PROBLEM_DATA);
-            } else this.checkPerm(PERM.PERM_READ_PROBLEM_DATA_SELF);
+            }
         }
         const links = {};
         for (const file of files) {
diff --git a/packages/hydrooj/src/model/builtin.ts b/packages/hydrooj/src/model/builtin.ts
index 14e21ad1c..6f4c3c495 100644
--- a/packages/hydrooj/src/model/builtin.ts
+++ b/packages/hydrooj/src/model/builtin.ts
@@ -26,10 +26,6 @@ export const PERM = {
     PERM_VIEW_PROBLEM_HIDDEN: 1n << 8n,
     PERM_SUBMIT_PROBLEM: 1n << 9n,
     PERM_READ_PROBLEM_DATA: 1n << 10n,
-    /**
-     * @deprecated
-     */
-    PERM_READ_PROBLEM_DATA_SELF: 1n << 11n,
     PERM_READ_RECORD_CODE: 1n << 12n,
     PERM_REJUDGE_PROBLEM: 1n << 13n,
     PERM_REJUDGE: 1n << 14n,
@@ -111,7 +107,6 @@ export const PERMS = [
     Permission('perm_problem', PERM.PERM_VIEW_PROBLEM_HIDDEN, 'View hidden problems'),
     Permission('perm_problem', PERM.PERM_SUBMIT_PROBLEM, 'Submit problem'),
     Permission('perm_problem', PERM.PERM_READ_PROBLEM_DATA, 'Read data of problem'),
-    Permission('perm_problem', PERM.PERM_READ_PROBLEM_DATA_SELF, 'Read data of own problems'),
     Permission('perm_record', PERM.PERM_READ_RECORD_CODE, 'Read record codes'),
     Permission('perm_record', PERM.PERM_REJUDGE_PROBLEM, 'Rejudge problems'),
     Permission('perm_record', PERM.PERM_REJUDGE, 'Rejudge records'),
@@ -180,7 +175,6 @@ PERM.PERM_DEFAULT = PERM.PERM_VIEW
     | PERM.PERM_VIEW_PROBLEM
     | PERM.PERM_EDIT_PROBLEM_SELF
     | PERM.PERM_SUBMIT_PROBLEM
-    | PERM.PERM_READ_PROBLEM_DATA_SELF
     | PERM.PERM_VIEW_PROBLEM_SOLUTION
     | PERM.PERM_CREATE_PROBLEM_SOLUTION
     | PERM.PERM_VOTE_PROBLEM_SOLUTION