diff --git a/package-lock.json b/package-lock.json
index c76df85..37a8c99 100644
--- a/package-lock.json
+++ b/package-lock.json
@@ -390,9 +390,9 @@
       }
     },
     "acorn": {
-      "version": "7.0.0",
-      "resolved": "https://registry.npmjs.org/acorn/-/acorn-7.0.0.tgz",
-      "integrity": "sha1-JrjRzZqbcANQtxwJBVRvZNEoTno=",
+      "version": "7.1.1",
+      "resolved": "https://registry.npmjs.org/acorn/-/acorn-7.1.1.tgz",
+      "integrity": "sha512-add7dgA5ppRPxCFJoAGfMDi7PIBXq1RtGo7BhbLaxwrXPOmw8gq48Y9ozT01hUKy9byMjlR20EJhu5zlkErEkg==",
       "dev": true
     },
     "acorn-jsx": {
@@ -7075,9 +7075,9 @@
       "dev": true
     },
     "unicode": {
-      "version": "11.0.1",
-      "resolved": "https://registry.npmjs.org/unicode/-/unicode-11.0.1.tgz",
-      "integrity": "sha512-+cHtykLb+eF1yrSLWTwcYBrqJkTfX7Quoyg7Juhe6uylF43ZbMdxMuSHNYlnyLT8T7POAvavgBthzUF9AIaQvQ==",
+      "version": "12.1.0",
+      "resolved": "https://registry.npmjs.org/unicode/-/unicode-12.1.0.tgz",
+      "integrity": "sha512-Ty6+Ew21DiYTWLYtd05RF/X4c1ekOvOgANyHbBj0h3MaXpfaGr2Rdmc0hMFuGQLyPLb9cU4ArNxl0bTF5HSzXw==",
       "dev": true
     },
     "union-value": {
@@ -7317,9 +7317,9 @@
       },
       "dependencies": {
         "acorn": {
-          "version": "6.3.0",
-          "resolved": "https://registry.npmjs.org/acorn/-/acorn-6.3.0.tgz",
-          "integrity": "sha1-AIdQkRn/pPwKAEHR6TpBfmjLhW4=",
+          "version": "6.4.1",
+          "resolved": "https://registry.npmjs.org/acorn/-/acorn-6.4.1.tgz",
+          "integrity": "sha512-ZVA9k326Nwrj3Cj9jlh3wGFutC2ZornPNARZwsNYqQYgN0EsV2d53w5RN/co65Ohn4sUAUtb1rSUAOD6XN9idA==",
           "dev": true
         }
       }