diff --git a/packages/cxcloud-mailer/package-lock.json b/packages/cxcloud-mailer/package-lock.json
index ebf8c3e..6f8c73c 100644
--- a/packages/cxcloud-mailer/package-lock.json
+++ b/packages/cxcloud-mailer/package-lock.json
@@ -1,6 +1,6 @@
 {
   "name": "@cxcloud/mailer",
-  "version": "1.0.0",
+  "version": "1.0.3",
   "lockfileVersion": 1,
   "requires": true,
   "dependencies": {
@@ -54,11 +54,11 @@
       }
     },
     "config": {
-      "version": "2.0.2",
-      "resolved": "https://registry.npmjs.org/config/-/config-2.0.2.tgz",
-      "integrity": "sha512-duIbkKb0gls0bOtGwd1vaD4236MwepQlZcrMheOGrn3/9Px7oYFh8G4LB3ylGOlPr5wGoJRm8Grb2RihJZxuHQ==",
+      "version": "3.3.8",
+      "resolved": "https://registry.npmjs.org/config/-/config-3.3.8.tgz",
+      "integrity": "sha512-rFzF6VESOdp7wAXFlB9IOZI4ouL05g3A03v2eRcTHj2JBQaTNJ40zhAUl5wRbWHqLZ+uqp/7OE0BWWtAVgrong==",
       "requires": {
-        "json5": "^1.0.1"
+        "json5": "^2.2.1"
       }
     },
     "ejs": {
@@ -87,17 +87,9 @@
       "integrity": "sha1-o/Iiqarp+Wb10nx5ZRDigJF2Qhc="
     },
     "json5": {
-      "version": "1.0.1",
-      "resolved": "https://registry.npmjs.org/json5/-/json5-1.0.1.tgz",
-      "integrity": "sha512-aKS4WQjPenRxiQsC93MNfjx+nbF4PAdYzmd/1JIj8HYzqfbu86beTuNgXDzPknWk0n0uARlyewZo4s++ES36Ow==",
-      "requires": {
-        "minimist": "^1.2.0"
-      }
-    },
-    "minimist": {
-      "version": "1.2.0",
-      "resolved": "https://registry.npmjs.org/minimist/-/minimist-1.2.0.tgz",
-      "integrity": "sha1-o1AIsg9BOD7sH7kU9M1d95omQoQ="
+      "version": "2.2.3",
+      "resolved": "https://registry.npmjs.org/json5/-/json5-2.2.3.tgz",
+      "integrity": "sha512-XmOWe7eyHYH14cLdVPoyg+GOH3rYX++KpzrylJwSW98t3Nk+U8XOl8FWKOgwtzdb8lXGf6zYwDUzeHMWfxasyg=="
     },
     "nodemailer": {
       "version": "6.3.0",
diff --git a/packages/cxcloud-mailer/package.json b/packages/cxcloud-mailer/package.json
index de68cc6..1f21495 100644
--- a/packages/cxcloud-mailer/package.json
+++ b/packages/cxcloud-mailer/package.json
@@ -22,7 +22,7 @@
     "@types/ejs": "^2.6.3",
     "@types/nodemailer": "^6.2.1",
     "aws-sdk": "^2.503.0",
-    "config": "^2.0.1",
+    "config": "^3.3.8",
     "ejs": "^2.6.2",
     "nodemailer": "^6.3.0",
     "typescript": "^3.5.3"