diff --git a/nodejs-app/package-lock.json b/nodejs-app/package-lock.json
index 222cee4..0b646b1 100644
--- a/nodejs-app/package-lock.json
+++ b/nodejs-app/package-lock.json
@@ -1231,7 +1231,8 @@
         "ansi-regex": {
           "version": "2.1.1",
           "bundled": true,
-          "dev": true
+          "dev": true,
+          "optional": true
         },
         "aproba": {
           "version": "1.2.0",
@@ -1440,12 +1441,14 @@
         "minimist": {
           "version": "0.0.8",
           "bundled": true,
-          "dev": true
+          "dev": true,
+          "optional": true
         },
         "minipass": {
           "version": "2.3.5",
           "bundled": true,
           "dev": true,
+          "optional": true,
           "requires": {
             "safe-buffer": "^5.1.2",
             "yallist": "^3.0.0"
@@ -1464,6 +1467,7 @@
           "version": "0.5.1",
           "bundled": true,
           "dev": true,
+          "optional": true,
           "requires": {
             "minimist": "0.0.8"
           }
@@ -1643,7 +1647,8 @@
         "safe-buffer": {
           "version": "5.1.2",
           "bundled": true,
-          "dev": true
+          "dev": true,
+          "optional": true
         },
         "safer-buffer": {
           "version": "2.1.2",
@@ -1699,6 +1704,7 @@
           "version": "3.0.1",
           "bundled": true,
           "dev": true,
+          "optional": true,
           "requires": {
             "ansi-regex": "^2.0.0"
           }
@@ -1742,12 +1748,14 @@
         "wrappy": {
           "version": "1.0.2",
           "bundled": true,
-          "dev": true
+          "dev": true,
+          "optional": true
         },
         "yallist": {
           "version": "3.0.3",
           "bundled": true,
-          "dev": true
+          "dev": true,
+          "optional": true
         }
       }
     },
@@ -3828,13 +3836,10 @@
       "integrity": "sha1-5z3T17DXxe2G+6xrCufYxqadUPo="
     },
     "undefsafe": {
-      "version": "2.0.2",
-      "resolved": "https://registry.npmjs.org/undefsafe/-/undefsafe-2.0.2.tgz",
-      "integrity": "sha1-Il9rngM3Zj4Njnz9aG/Cg2zKznY=",
-      "dev": true,
-      "requires": {
-        "debug": "^2.2.0"
-      }
+      "version": "2.0.5",
+      "resolved": "https://registry.npmjs.org/undefsafe/-/undefsafe-2.0.5.tgz",
+      "integrity": "sha512-WxONCrssBM8TSPRqN5EmsjVrsv4A8X12J4ArBiiayv3DyyG3ZlIg6yysuuSYdZsVz3TKcTg2fd//Ujd4CHV1iA==",
+      "dev": true
     },
     "union-value": {
       "version": "1.0.1",