diff --git a/package-lock.json b/package-lock.json
index fcbcb8b..7694410 100644
--- a/package-lock.json
+++ b/package-lock.json
@@ -1127,35 +1127,6 @@
             }
           }
         },
-        "js-yaml": {
-          "version": "3.7.0",
-          "resolved": "https://registry.npmjs.org/js-yaml/-/js-yaml-3.7.0.tgz",
-          "integrity": "sha1-XJZ93YN6m/3KXy3oQlOr6KHAO4A=",
-          "dev": true,
-          "requires": {
-            "argparse": "^1.0.7",
-            "esprima": "^2.6.0"
-          },
-          "dependencies": {
-            "argparse": {
-              "version": "1.0.9",
-              "resolved": "https://registry.npmjs.org/argparse/-/argparse-1.0.9.tgz",
-              "integrity": "sha1-c9g7wmP4bpf4zE9rrhsOkKfSLIY=",
-              "dev": true,
-              "requires": {
-                "sprintf-js": "~1.0.2"
-              },
-              "dependencies": {
-                "sprintf-js": {
-                  "version": "1.0.3",
-                  "resolved": "https://registry.npmjs.org/sprintf-js/-/sprintf-js-1.0.3.tgz",
-                  "integrity": "sha1-BOaSb2YolTVPPdAVIDYzuFcpfiw=",
-                  "dev": true
-                }
-              }
-            }
-          }
-        },
         "mkdirp": {
           "version": "0.5.1",
           "resolved": "https://registry.npmjs.org/mkdirp/-/mkdirp-0.5.1.tgz",
@@ -1248,9 +1219,9 @@
       }
     },
     "js-yaml": {
-      "version": "3.12.0",
-      "resolved": "https://registry.npmjs.org/js-yaml/-/js-yaml-3.12.0.tgz",
-      "integrity": "sha512-PIt2cnwmPfL4hKNwqeiuz4bKfnzHTBv6HyVgjahA6mPLwPDzjDWrplJBMjHUFxku/N3FlmrbyPclad+I+4mJ3A==",
+      "version": "3.13.1",
+      "resolved": "https://registry.npmjs.org/js-yaml/-/js-yaml-3.13.1.tgz",
+      "integrity": "sha512-YfbcO7jXDdyj0DGxYVSlSeQNHbD7XPWvrVWeVUujrQEoZzWJIRrCPoyk6kL6IAjAG2IolMK4T0hNUe0HOUs5Jw==",
       "dev": true,
       "requires": {
         "argparse": "^1.0.7",
@@ -1642,18 +1613,6 @@
         "yargs": "13.2.2",
         "yargs-parser": "13.0.0",
         "yargs-unparser": "1.5.0"
-      },
-      "dependencies": {
-        "js-yaml": {
-          "version": "3.13.1",
-          "resolved": "https://registry.npmjs.org/js-yaml/-/js-yaml-3.13.1.tgz",
-          "integrity": "sha512-YfbcO7jXDdyj0DGxYVSlSeQNHbD7XPWvrVWeVUujrQEoZzWJIRrCPoyk6kL6IAjAG2IolMK4T0hNUe0HOUs5Jw==",
-          "dev": true,
-          "requires": {
-            "argparse": "^1.0.7",
-            "esprima": "^4.0.0"
-          }
-        }
       }
     },
     "ms": {