diff --git a/blb-seller-frontend/package-lock.json b/blb-seller-frontend/package-lock.json
index 9d4e587..219847e 100644
--- a/blb-seller-frontend/package-lock.json
+++ b/blb-seller-frontend/package-lock.json
@@ -1868,15 +1868,14 @@
       }
     },
     "ajv": {
-      "version": "6.12.1",
-      "resolved": "https://registry.npm.taobao.org/ajv/download/ajv-6.12.1.tgz",
-      "integrity": "sha1-zOTX381i08V7HNdy5ojv9fXNODk=",
+      "version": "6.12.6",
+      "resolved": "https://registry.npmjs.org/ajv/-/ajv-6.12.6.tgz",
+      "integrity": "sha512-j3fVLgvTo527anyYyJOGTYJbG+vnnQYvE0m5mmkc1TK+nxAppkCLMIL0aZ4dblVCNoGShhm+kzE4ZUykBoMg4g==",
       "dev": true,
       "requires": {
         "fast-deep-equal": "^3.1.1",
         "fast-json-stable-stringify": "^2.0.0",
         "json-schema-traverse": "^0.4.1",
-        "opencollective-postinstall": "^2.0.2",
         "uri-js": "^4.2.2"
       }
     },
@@ -8382,12 +8381,6 @@
         "is-wsl": "^1.1.0"
       }
     },
-    "opencollective-postinstall": {
-      "version": "2.0.2",
-      "resolved": "https://registry.npm.taobao.org/opencollective-postinstall/download/opencollective-postinstall-2.0.2.tgz",
-      "integrity": "sha1-Vlfxvt5ptuM6RZObBh61PTxsOok=",
-      "dev": true
-    },
     "opener": {
       "version": "1.5.1",
       "resolved": "https://registry.npm.taobao.org/opener/download/opener-1.5.1.tgz",