diff --git a/wwwroot/knowledge_bases_list/kb_list.dspy b/wwwroot/knowledge_bases_list/kb_list.dspy
index a18a4d8..4feaa87 100644
--- a/wwwroot/knowledge_bases_list/kb_list.dspy
+++ b/wwwroot/knowledge_bases_list/kb_list.dspy
@@ -16,7 +16,8 @@ async with get_sor_context(env, 'rag') as sor:
         engine = r.embedding_engine or "CLIP"
         idstr = str(r.id)
         namestr = r.name or ''
-        safe_name = json.dumps(namestr, ensure_ascii=False)
+        # Escape for JS single-quoted string: backslash, single quote, newline, carriage return
+        js_name = namestr.replace("\\", "\\\\").replace("'", "\\'").replace("\n", "\\n").replace("\r", "\\r")
         cards.append({
             "widgettype": "VBox",
             "options": {"cwidth": 16, "cheight": 12, "bgcolor": "#f0f7ff", "padding": "12px",
@@ -52,7 +53,7 @@ async with get_sor_context(env, 'rag') as sor:
                          "padding": "2px 8px", "borderRadius": "4px", "bgcolor": "#fee"},
                      "binds": [{"wid": "self", "event": "click", "actiontype": "script",
                                 "script": "event.stopPropagation();"
-                                "if(!confirm('\u786e\u8ba4\u5220\u9664\u77e5\u8bc6\u5e93\u300c' + " + safe_name + " + '\u300d\uff1f\n\n\u8be5\u64cd\u4f5c\u4f1a\u5220\u9664\u77e5\u8bc6\u5e93\u5185\u6240\u6709\u6587\u4ef6\u3001\u6807\u7b7e\u548c\u6570\u636e\uff0c\u4e0d\u53ef\u6062\u590d\uff01'))return;"
+                                "if(!confirm('\u786e\u8ba4\u5220\u9664\u77e5\u8bc6\u5e93\u300c" + js_name + "\u300d\uff1f\n\n\u8be5\u64cd\u4f5c\u4f1a\u5220\u9664\u77e5\u8bc6\u5e93\u5185\u6240\u6709\u6587\u4ef6\u3001\u6807\u7b7e\u548c\u6570\u636e\uff0c\u4e0d\u53ef\u6062\u590d\uff01'))return;"
                                 "fetch('/rag/knowledge_bases_list/delete_kb.dspy?kb_id=" + idstr + "').then(function(r){return r.json()}).then(function(d){"
                                 "if(d.status==='error'){alert('\u5220\u9664\u5931\u8d25\uff1a'+d.error);return;}"
                                 "window.location.href='/rag/knowledge_bases_list/index.ui';"