diff --git a/DroneVizWeb/package-lock.json b/DroneVizWeb/package-lock.json
index 79e01bd..e5e03f1 100644
--- a/DroneVizWeb/package-lock.json
+++ b/DroneVizWeb/package-lock.json
@@ -27,7 +27,7 @@
       "resolved": "https://registry.npmjs.org/argparse/-/argparse-1.0.10.tgz",
       "integrity": "sha512-o5Roy6tNG4SL/FOkCAN6RzjiakZS25RLYFrcMttJqbdd8BWrnA+fGz57iN5Pb06pvBGvl5gQ0B48dJlslXvoTg==",
       "requires": {
-        "sprintf-js": "1.0.3"
+        "sprintf-js": "~1.0.2"
       }
     },
     "array-find-index": {
@@ -350,9 +350,9 @@
       "dev": true
     },
     "esprima": {
-      "version": "4.0.0",
-      "resolved": "https://registry.npmjs.org/esprima/-/esprima-4.0.0.tgz",
-      "integrity": "sha512-oftTcaMu/EGrEIu904mWteKIv8vMuOgGYo7EhVJJN00R/EED9DCua/xxHRdYnKtcECzVg7xOWhflvJMnqcFZjw=="
+      "version": "4.0.1",
+      "resolved": "https://registry.npmjs.org/esprima/-/esprima-4.0.1.tgz",
+      "integrity": "sha512-eGuFFw7Upda+g4p+QHvnW0RyTX/SVeJBDM/gCtMARO0cLuT2HcEKnTPvhjV6aGeqrCB/sbNop0Kszm0jsaWU4A=="
     },
     "extend": {
       "version": "3.0.1",
@@ -635,12 +635,12 @@
       "integrity": "sha1-XE2d5lKvbNCncBVKYxu6ErAVx4c="
     },
     "js-yaml": {
-      "version": "3.11.0",
-      "resolved": "https://registry.npmjs.org/js-yaml/-/js-yaml-3.11.0.tgz",
-      "integrity": "sha512-saJstZWv7oNeOyBh3+Dx1qWzhW0+e6/8eDzo7p5rDFqxntSztloLtuKu+Ejhtq82jsilwOIZYsCz+lIjthg1Hw==",
+      "version": "3.13.1",
+      "resolved": "https://registry.npmjs.org/js-yaml/-/js-yaml-3.13.1.tgz",
+      "integrity": "sha512-YfbcO7jXDdyj0DGxYVSlSeQNHbD7XPWvrVWeVUujrQEoZzWJIRrCPoyk6kL6IAjAG2IolMK4T0hNUe0HOUs5Jw==",
       "requires": {
-        "argparse": "1.0.10",
-        "esprima": "4.0.0"
+        "argparse": "^1.0.7",
+        "esprima": "^4.0.0"
       }
     },
     "jsbn": {
diff --git a/DroneVizWeb/package.json b/DroneVizWeb/package.json
index 37e3c78..767eb99 100644
--- a/DroneVizWeb/package.json
+++ b/DroneVizWeb/package.json
@@ -9,7 +9,7 @@
     "electron-ipc-server": "^0.1.2",
     "ice": "^3.7.0",
     "jquery": "^3.2.1",
-    "js-yaml": "^3.11.0"
+    "js-yaml": "^3.13.1"
   },
   "devDependencies": {
     "electron": "^1.8.2",