diff --git a/mysql/package-lock.json b/mysql/package-lock.json
index 0fb8baa..a4f33cd 100644
--- a/mysql/package-lock.json
+++ b/mysql/package-lock.json
@@ -459,18 +459,41 @@
       }
     },
     "mysql2": {
-      "version": "1.6.5",
-      "resolved": "https://registry.npmjs.org/mysql2/-/mysql2-1.6.5.tgz",
-      "integrity": "sha512-zedaOOyb3msuuZcJJnxIX/EGOpmljDG7B+UevRH5lqcv+yhy9eCwkArBz8/AO+/rlY3/oCsOdG8R5oD6k0hNfg==",
+      "version": "1.7.0",
+      "resolved": "https://registry.npmjs.org/mysql2/-/mysql2-1.7.0.tgz",
+      "integrity": "sha512-xTWWQPjP5rcrceZQ7CSTKR/4XIDeH/cRkNH/uzvVGQ7W5c7EJ0dXeJUusk7OKhIoHj7uFKUxDVSCfLIl+jluog==",
       "requires": {
-        "denque": "^1.4.0",
+        "denque": "^1.4.1",
         "generate-function": "^2.3.1",
-        "iconv-lite": "^0.4.24",
+        "iconv-lite": "^0.5.0",
         "long": "^4.0.0",
-        "lru-cache": "^4.1.3",
+        "lru-cache": "^5.1.1",
         "named-placeholders": "^1.1.2",
         "seq-queue": "^0.0.5",
         "sqlstring": "^2.3.1"
+      },
+      "dependencies": {
+        "iconv-lite": {
+          "version": "0.5.2",
+          "resolved": "https://registry.npmjs.org/iconv-lite/-/iconv-lite-0.5.2.tgz",
+          "integrity": "sha512-kERHXvpSaB4aU3eANwidg79K8FlrN77m8G9V+0vOR3HYaRifrlwMEpT7ZBJqLSEIHnEgJTHcWK82wwLwwKwtag==",
+          "requires": {
+            "safer-buffer": ">= 2.1.2 < 3"
+          }
+        },
+        "lru-cache": {
+          "version": "5.1.1",
+          "resolved": "https://registry.npmjs.org/lru-cache/-/lru-cache-5.1.1.tgz",
+          "integrity": "sha512-KpNARQA3Iwv+jTA0utUVVbrh+Jlrr1Fv0e56GGzAFOXN7dk/FviaDW8LHmK52DlcH4WP2n6gI8vN1aesBFgo9w==",
+          "requires": {
+            "yallist": "^3.0.2"
+          }
+        },
+        "yallist": {
+          "version": "3.1.1",
+          "resolved": "https://registry.npmjs.org/yallist/-/yallist-3.1.1.tgz",
+          "integrity": "sha512-a4UGQaWPH59mOXUYnAG2ewncQS4i4F43Tv3JoAM+s2VDAmS9NsK8GpDMLrCHPksFT7h3K6TOoUNn2pb7RoXx4g=="
+        }
       }
     },
     "named-placeholders": {
@@ -621,6 +644,14 @@
       "resolved": "https://registry.npmjs.org/stream-shift/-/stream-shift-1.0.1.tgz",
       "integrity": "sha512-AiisoFqQ0vbGcZgQPY1cdP2I76glaVA/RauYR4G4thNFgkTqr90yXTo4LYX60Jl+sIlPNHHdGSwo01AvbKUSVQ=="
     },
+    "string_decoder": {
+      "version": "1.1.1",
+      "resolved": "https://registry.npmjs.org/string_decoder/-/string_decoder-1.1.1.tgz",
+      "integrity": "sha512-n/ShnvDi6FHbbVfviro+WojiFzv+s8MPMHBczVePfUpDJLwoLT0ht1l4YwBCbi8pJAveEEdnkHyPyTP/mzRfwg==",
+      "requires": {
+        "safe-buffer": "~5.1.0"
+      }
+    },
     "string-extended": {
       "version": "0.0.8",
       "resolved": "https://registry.npmjs.org/string-extended/-/string-extended-0.0.8.tgz",
@@ -632,14 +663,6 @@
         "is-extended": "~0.0.3"
       }
     },
-    "string_decoder": {
-      "version": "1.1.1",
-      "resolved": "https://registry.npmjs.org/string_decoder/-/string_decoder-1.1.1.tgz",
-      "integrity": "sha512-n/ShnvDi6FHbbVfviro+WojiFzv+s8MPMHBczVePfUpDJLwoLT0ht1l4YwBCbi8pJAveEEdnkHyPyTP/mzRfwg==",
-      "requires": {
-        "safe-buffer": "~5.1.0"
-      }
-    },
     "through": {
       "version": "2.3.8",
       "resolved": "https://registry.npmjs.org/through/-/through-2.3.8.tgz",
diff --git a/mysql/package.json b/mysql/package.json
index a272e8a..425b7b1 100644
--- a/mysql/package.json
+++ b/mysql/package.json
@@ -19,7 +19,7 @@
   "dependencies": {
     "chai": "4.2.0",
     "leo-connector-common": "4.0.6",
-    "mysql2": "1.6.5",
+    "mysql2": "1.7.0",
     "zongji": "0.4.7"
   },
   "config": {