diff --git a/back-end/server/NodeServer/nodeServer/package-lock.json b/back-end/server/NodeServer/nodeServer/package-lock.json
index da916df..77baffc 100644
--- a/back-end/server/NodeServer/nodeServer/package-lock.json
+++ b/back-end/server/NodeServer/nodeServer/package-lock.json
@@ -570,9 +570,9 @@
       }
     },
     "chart.js": {
-      "version": "2.8.0",
-      "resolved": "https://registry.npmjs.org/chart.js/-/chart.js-2.8.0.tgz",
-      "integrity": "sha512-Di3wUL4BFvqI5FB5K26aQ+hvWh8wnP9A3DWGvXHVkO13D3DSnaSsdZx29cXlEsYKVkn1E2az+ZYFS4t0zi8x0w==",
+      "version": "2.9.4",
+      "resolved": "https://registry.npmjs.org/chart.js/-/chart.js-2.9.4.tgz",
+      "integrity": "sha512-B07aAzxcrikjAPyV+01j7BmOpxtQETxTSlQ26BEYJ+3iUkbNKaOJ/nDbT6JjyqYxseM0ON12COHYdU2cTIjC7A==",
       "requires": {
         "chartjs-color": "^2.1.0",
         "moment": "^2.10.2"
@@ -1902,7 +1902,8 @@
         },
         "ansi-regex": {
           "version": "2.1.1",
-          "bundled": true
+          "bundled": true,
+          "optional": true
         },
         "aproba": {
           "version": "1.2.0",
@@ -2267,7 +2268,8 @@
         },
         "safe-buffer": {
           "version": "5.1.2",
-          "bundled": true
+          "bundled": true,
+          "optional": true
         },
         "safer-buffer": {
           "version": "2.1.2",
@@ -2315,6 +2317,7 @@
         "strip-ansi": {
           "version": "3.0.1",
           "bundled": true,
+          "optional": true,
           "requires": {
             "ansi-regex": "^2.0.0"
           }
@@ -2353,11 +2356,13 @@
         },
         "wrappy": {
           "version": "1.0.2",
-          "bundled": true
+          "bundled": true,
+          "optional": true
         },
         "yallist": {
           "version": "3.0.3",
-          "bundled": true
+          "bundled": true,
+          "optional": true
         }
       }
     },
@@ -4215,6 +4220,7 @@
         "align-text": {
           "version": "0.1.4",
           "bundled": true,
+          "optional": true,
           "requires": {
             "kind-of": "^3.0.2",
             "longest": "^1.0.1",
@@ -4882,7 +4888,8 @@
         },
         "longest": {
           "version": "1.0.1",
-          "bundled": true
+          "bundled": true,
+          "optional": true
         },
         "loose-envify": {
           "version": "1.2.0",