diff --git a/package-lock.json b/package-lock.json
index 483d58c..2a75b18 100644
--- a/package-lock.json
+++ b/package-lock.json
@@ -484,9 +484,9 @@
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-      "version": "5.7.3",
-      "resolved": "https://registry.npmjs.org/acorn/-/acorn-5.7.3.tgz",
-      "integrity": "sha512-T/zvzYRfbVojPWahDsE5evJdHb3oJoQfFbsrKM7w5Zcs++Tr257tia3BmMP8XYVjp1S9RZXQMh7gao96BlqZOw=="
+      "version": "5.7.4",
+      "resolved": "https://registry.npmjs.org/acorn/-/acorn-5.7.4.tgz",
+      "integrity": "sha512-1D++VG7BhrtvQpNbBzovKNc1FLGGEE/oGe7b9xJm/RFHMBeUaUGpluV9RLjZa47YFdPcDAenEYuq9pQPcMdLJg=="
     },
     "acorn-globals": {
       "version": "4.3.3",
@@ -498,9 +498,9 @@
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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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     },
@@ -547,11 +547,6 @@
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-      "resolved": "https://registry.npmjs.org/arg/-/arg-4.1.1.tgz",
-      "integrity": "sha512-SlmP3fEA88MBv0PypnXZ8ZfJhwmDeIE3SP71j37AiXQBXYosPV0x6uISAaHYSlSVhmHOVkomen0tbGk6Anlebw=="
-    },
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       "resolved": "https://registry.npmjs.org/arr-diff/-/arr-diff-4.0.0.tgz",
@@ -1128,11 +1123,6 @@
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-    "diff": {
-      "version": "4.0.1",
-      "resolved": "https://registry.npmjs.org/diff/-/diff-4.0.1.tgz",
-      "integrity": "sha512-s2+XdvhPCOF01LRQBC8hf4vhbVmI2CGS5aZnxLJlT5FtdhPCDFq80q++zK2KlrVorVDdL5BOGZ/VfLrVtYNF+Q=="
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       "resolved": "https://registry.npmjs.org/diff-sequences/-/diff-sequences-24.9.0.tgz",
@@ -4243,18 +4233,6 @@
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-    "ts-node": {
-      "version": "8.3.0",
-      "resolved": "https://registry.npmjs.org/ts-node/-/ts-node-8.3.0.tgz",
-      "integrity": "sha512-dyNS/RqyVTDcmNM4NIBAeDMpsAdaQ+ojdf0GOLqE6nwJOgzEkdRNzJywhDfwnuvB10oa6NLVG1rUJQCpRN7qoQ==",
-      "requires": {
-        "arg": "^4.1.0",
-        "diff": "^4.0.1",
-        "make-error": "^1.1.1",
-        "source-map-support": "^0.5.6",
-        "yn": "^3.0.0"
-      }
-    },
     "tunnel-agent": {
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       "resolved": "https://registry.npmjs.org/tunnel-agent/-/tunnel-agent-0.6.0.tgz",
@@ -4519,11 +4497,6 @@
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-    },
-    "yn": {
-      "version": "3.1.1",
-      "resolved": "https://registry.npmjs.org/yn/-/yn-3.1.1.tgz",
-      "integrity": "sha512-Ux4ygGWsu2c7isFWe8Yu1YluJmqVhxqK2cLXNQA5AcC3QfbGNpM7fu0Y8b/z16pXLnFxZYvWhd3fhBY9DLmC6Q=="
     }
   }
 }