diff --git a/package-lock.json b/package-lock.json
index 7e4fb4d..e9e0042 100644
--- a/package-lock.json
+++ b/package-lock.json
@@ -1595,9 +1595,9 @@
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-      "resolved": "https://registry.npmjs.org/acorn/-/acorn-5.7.3.tgz",
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+      "version": "5.7.4",
+      "resolved": "https://registry.npmjs.org/acorn/-/acorn-5.7.4.tgz",
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@@ -1611,9 +1611,9 @@
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-          "resolved": "https://registry.npmjs.org/acorn/-/acorn-6.3.0.tgz",
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+          "version": "6.4.1",
+          "resolved": "https://registry.npmjs.org/acorn/-/acorn-6.4.1.tgz",
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@@ -7117,9 +7117,9 @@
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-          "resolved": "https://registry.npmjs.org/acorn/-/acorn-6.3.0.tgz",
-          "integrity": "sha512-/czfa8BwS88b9gWQVhc8eknunSA2DoJpJyTQkhheIf5E48u1N0R4q/YxxsAeqRrmK9TQ/uYfgLDfZo91UlANIA==",
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+          "resolved": "https://registry.npmjs.org/acorn/-/acorn-6.4.1.tgz",
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@@ -9766,9 +9766,9 @@
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-          "resolved": "https://registry.npmjs.org/acorn/-/acorn-7.0.0.tgz",
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+          "resolved": "https://registry.npmjs.org/acorn/-/acorn-7.3.1.tgz",
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@@ -10907,9 +10907,9 @@
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-          "resolved": "https://registry.npmjs.org/acorn/-/acorn-6.3.0.tgz",
-          "integrity": "sha512-/czfa8BwS88b9gWQVhc8eknunSA2DoJpJyTQkhheIf5E48u1N0R4q/YxxsAeqRrmK9TQ/uYfgLDfZo91UlANIA==",
+          "version": "6.4.1",
+          "resolved": "https://registry.npmjs.org/acorn/-/acorn-6.4.1.tgz",
+          "integrity": "sha512-ZVA9k326Nwrj3Cj9jlh3wGFutC2ZornPNARZwsNYqQYgN0EsV2d53w5RN/co65Ohn4sUAUtb1rSUAOD6XN9idA==",
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