diff --git a/package-lock.json b/package-lock.json
index 0b6d956..9d0cd8c 100644
--- a/package-lock.json
+++ b/package-lock.json
@@ -18,7 +18,7 @@
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@@ -1512,6 +1478,17 @@
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+      "optional": true,
+      "peer": true,
       "requires": {
         "axios": "^0.26.0",
         "form-data": "^4.0.0"
@@ -4455,12 +4266,19 @@
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           "resolved": "https://registry.npmjs.org/axios/-/axios-0.26.1.tgz",
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+          "optional": true,
+          "peer": true,
           "requires": {
             "follow-redirects": "^1.14.8"
           }
         }
       }
     },
+    "openapi-types": {
+      "version": "12.1.3",
+      "resolved": "https://registry.npmjs.org/openapi-types/-/openapi-types-12.1.3.tgz",
+      "integrity": "sha512-N4YtSYJqghVu4iek2ZUvcN/0aqH1kRDuNqzcycDxhOUpg7GdvLa2F3DgS6yBNhInhv2r/6I0Flkn7CqL8+nIcw=="
+    },
     "p-finally": {
       "version": "1.0.0",
       "resolved": "https://registry.npmjs.org/p-finally/-/p-finally-1.0.0.tgz",
@@ -4989,9 +4807,9 @@
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     },
     "uuid": {
-      "version": "9.0.0",
-      "resolved": "https://registry.npmjs.org/uuid/-/uuid-9.0.0.tgz",
-      "integrity": "sha512-MXcSTerfPa4uqyzStbRoTgt5XIe3x5+42+q1sDuy3R5MDk66URdLMOZe5aPX/SQd+kuYAh0FdP/pO28IkQyTeg=="
+      "version": "10.0.0",
+      "resolved": "https://registry.npmjs.org/uuid/-/uuid-10.0.0.tgz",
+      "integrity": "sha512-8XkAphELsDnEGrDxUOHB3RGvXz6TeuYSGEZBOjtTtPm2lwhGBjLgOzLHB63IUWfBpNucQjND6d3AOudO+H3RWQ=="
     },
     "vary": {
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diff --git a/package.json b/package.json
index d37a058..a4a6f14 100644
--- a/package.json
+++ b/package.json
@@ -19,7 +19,7 @@
     "express": "~4.16.1",
     "fast-xml-parser": "^4.2.2",
     "http-errors": "~1.6.3",
-    "langchain": "^0.0.78",
+    "langchain": "^0.3.5",
     "morgan": "~1.9.1",
     "node-cache": "^5.1.2",
     "node-fetch": "^3.3.1",