diff --git a/package-lock.json b/package-lock.json
index 50256d5..ba9f11f 100644
--- a/package-lock.json
+++ b/package-lock.json
@@ -135,7 +135,8 @@
       "version": "2.0.2",
       "resolved": "https://registry.npmjs.org/boolean/-/boolean-2.0.2.tgz",
       "integrity": "sha512-ymsbJQlux/uogyEWfsXJUYzuyoOzPyp6NvEV71s6/ptQR7ptKO9uHF+WZL2GRATDeN52EFhNyrIu+exNZKh3Cw==",
-      "dev": true
+      "dev": true,
+      "optional": true
     },
     "brace-expansion": {
       "version": "1.1.11",
@@ -404,9 +405,9 @@
       "dev": true
     },
     "decode-uri-component": {
-      "version": "0.2.0",
-      "resolved": "https://registry.npmjs.org/decode-uri-component/-/decode-uri-component-0.2.0.tgz",
-      "integrity": "sha1-6zkTMzRYd1y4TNGh+uBiEGu4dUU=",
+      "version": "0.2.2",
+      "resolved": "https://registry.npmjs.org/decode-uri-component/-/decode-uri-component-0.2.2.tgz",
+      "integrity": "sha512-FqUYQ+8o158GyGTrMFJms9qh3CqTKvAqgqsTnkLI8sKu0028orqBhxNMFkFen0zGyg6epACD32pjVk58ngIErQ==",
       "dev": true
     },
     "decompress-response": {
@@ -1244,7 +1245,8 @@
       "version": "1.1.1",
       "resolved": "https://registry.npmjs.org/object-keys/-/object-keys-1.1.1.tgz",
       "integrity": "sha512-NuAESUOUMrlIXOfHKzD6bpPu3tYt3xvjNdRIQ+FeT0lNb4K8WR70CaDxhuNguS2XG+GjkyMwOzsN5ZktImfhLA==",
-      "dev": true
+      "dev": true,
+      "optional": true
     },
     "once": {
       "version": "1.4.0",