diff --git a/package-lock.json b/package-lock.json
index c912239..45c66ba 100644
--- a/package-lock.json
+++ b/package-lock.json
@@ -11,9 +11,9 @@
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@@ -96,9 +100,9 @@
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@@ -1061,10 +1065,16 @@
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@@ -1091,12 +1101,12 @@
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@@ -1205,6 +1215,21 @@
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@@ -1487,7 +1542,7 @@
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@@ -1565,14 +1620,14 @@
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@@ -1624,14 +1679,14 @@
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@@ -1691,53 +1746,126 @@
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@@ -1766,7 +1910,7 @@
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       "resolved": "https://registry.npmjs.org/type-check/-/type-check-0.3.2.tgz",
@@ -7946,6 +8529,12 @@
       "integrity": "sha1-pcbVMr5lbiPbgg77lDofBJmNY68=",
       "dev": true
     },
+    "yallist": {
+      "version": "2.1.2",
+      "resolved": "https://registry.npmjs.org/yallist/-/yallist-2.1.2.tgz",
+      "integrity": "sha1-HBH5IY8HYImkfdUS+TxmmaaoHVI=",
+      "dev": true
+    },
     "yargs": {
       "version": "3.10.0",
       "resolved": "https://registry.npmjs.org/yargs/-/yargs-3.10.0.tgz",
diff --git a/package.json b/package.json
index b857582..67d2ed0 100644
--- a/package.json
+++ b/package.json
@@ -24,7 +24,7 @@
     "babel-register": "^6.9.0",
     "del": "^2.0.2",
     "docdash": "^0.4.0",
-    "eslint": "^3.10.2",
+    "eslint": "^4.18.2",
     "eslint-config-google": "^0.7.0",
     "expect.js": "^0.3.1",
     "gulp": "^3.9.0",