diff --git a/server/api/problem.py b/server/api/problem.py
index 983e444..d10a515 100644
--- a/server/api/problem.py
+++ b/server/api/problem.py
@@ -80,6 +80,7 @@ def problem_update():
     problem = Problems.query.filter_by(pid=pid).first()
     if problem:
         problem.name = name
+        problem.category = category
         problem.description = description
         problem.hint = hint
         problem.flag = flag
diff --git a/web/js/admin/problems.js b/web/js/admin/problems.js
index 8f08677..0c4b543 100644
--- a/web/js/admin/problems.js
+++ b/web/js/admin/problems.js
@@ -27,15 +27,15 @@ function render_problems() {
             <br><br>
             <div class="row">
                 <div class="col-md-6">
-                <input type="text" name="flag" placeholder="Flag" autocomplete="off" class="form-control">
+                <input type="text" name="flag" placeholder="Flag" autocomplete="off" class="form-control" value="` + data[i]["flag"] + `">
                 </div>
                 <div class="col-md-6">
-                <input type="text" name="hint" placeholder="Hint" autocomplete="off" class="form-control">
+                <input type="text" name="hint" placeholder="Hint" autocomplete="off" class="form-control" value="` + data[i]["hint"] + `">
                 </div>
             </div>
             <br>
             <div class="row">
-                <input type="number" name="value" placeholder="Value" autocomplete="off" class="form-control-number">
+                <input type="number" name="value" placeholder="Value" autocomplete="off" class="form-control-number" value="` + data[i]["value"] + `">
         <label><input type="checkbox" name="disabled" value="1"` + checked + `>Disabled</label>
             </div>
         </div>