diff --git a/package-lock.json b/package-lock.json
index 099f317..172b8da 100644
--- a/package-lock.json
+++ b/package-lock.json
@@ -2366,7 +2366,8 @@
                 "console-control-strings": {
                   "version": "1.1.0",
                   "resolved": false,
-                  "integrity": "sha1-PXz0Rk22RG6mRL9LOVB/mFEAjo4="
+                  "integrity": "sha1-PXz0Rk22RG6mRL9LOVB/mFEAjo4=",
+                  "optional": true
                 },
                 "gauge": {
                   "version": "2.6.0",
@@ -2407,6 +2408,7 @@
                       "version": "1.0.2",
                       "resolved": false,
                       "integrity": "sha1-EYvfW4zcUaKn5w0hHgfisLmxB9M=",
+                      "optional": true,
                       "requires": {
                         "code-point-at": "^1.0.0",
                         "is-fullwidth-code-point": "^1.0.0",
@@ -2417,6 +2419,7 @@
                           "version": "1.0.0",
                           "resolved": false,
                           "integrity": "sha1-9psZLT99keOC5Lcb3bd4eGGasMY=",
+                          "optional": true,
                           "requires": {
                             "number-is-nan": "^1.0.0"
                           },
@@ -2424,7 +2427,8 @@
                             "number-is-nan": {
                               "version": "1.0.0",
                               "resolved": false,
-                              "integrity": "sha1-wCD1KcUoKt/dIz2R1LGBw9aG3Es="
+                              "integrity": "sha1-wCD1KcUoKt/dIz2R1LGBw9aG3Es=",
+                              "optional": true
                             }
                           }
                         },
@@ -2432,6 +2436,7 @@
                           "version": "1.0.0",
                           "resolved": false,
                           "integrity": "sha1-754xOG8DGn8NZDr4L95QxFfvAMs=",
+                          "optional": true,
                           "requires": {
                             "number-is-nan": "^1.0.0"
                           },
@@ -2439,7 +2444,8 @@
                             "number-is-nan": {
                               "version": "1.0.0",
                               "resolved": false,
-                              "integrity": "sha1-wCD1KcUoKt/dIz2R1LGBw9aG3Es="
+                              "integrity": "sha1-wCD1KcUoKt/dIz2R1LGBw9aG3Es=",
+                              "optional": true
                             }
                           }
                         }
@@ -3392,9 +3398,9 @@
       },
       "dependencies": {
         "qs": {
-          "version": "6.2.3",
-          "resolved": "https://registry.npmjs.org/qs/-/qs-6.2.3.tgz",
-          "integrity": "sha1-HPyyXBCpsrSDBT/zn138kjOQjP4="
+          "version": "6.2.4",
+          "resolved": "https://registry.npmjs.org/qs/-/qs-6.2.4.tgz",
+          "integrity": "sha512-E57gmgKXqDda+qWTkUJgIwgJICK7zgMfqZZopTRKZ6mY9gzLlmJN9EpXNnDrTxXFlOM/a+I28kJkF/60rqgnYw=="
         }
       }
     },