diff --git a/package-lock.json b/package-lock.json
index 53f8af0..c4abcfd 100644
--- a/package-lock.json
+++ b/package-lock.json
@@ -1531,6 +1531,15 @@
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       "dev": true
     },
+    "define-properties": {
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+      "resolved": "https://registry.npmjs.org/define-properties/-/define-properties-1.1.3.tgz",
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+      "dev": true,
+      "requires": {
+        "object-keys": "^1.0.12"
+      }
+    },
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       "version": "0.7.6",
       "resolved": "https://registry.npmjs.org/deref/-/deref-0.7.6.tgz",
@@ -1688,6 +1697,31 @@
         "is-arrayish": "^0.2.1"
       }
     },
+    "es-abstract": {
+      "version": "1.13.0",
+      "resolved": "https://registry.npmjs.org/es-abstract/-/es-abstract-1.13.0.tgz",
+      "integrity": "sha512-vDZfg/ykNxQVwup/8E1BZhVzFfBxs9NqMzGcvIJrqg5k2/5Za2bWo40dK2J1pgLngZ7c+Shh8lwYtLGyrwPutg==",
+      "dev": true,
+      "requires": {
+        "es-to-primitive": "^1.2.0",
+        "function-bind": "^1.1.1",
+        "has": "^1.0.3",
+        "is-callable": "^1.1.4",
+        "is-regex": "^1.0.4",
+        "object-keys": "^1.0.12"
+      }
+    },
+    "es-to-primitive": {
+      "version": "1.2.0",
+      "resolved": "https://registry.npmjs.org/es-to-primitive/-/es-to-primitive-1.2.0.tgz",
+      "integrity": "sha512-qZryBOJjV//LaxLTV6UC//WewneB3LcXOL9NP++ozKVXsIIIpm/2c13UDiD9Jp2eThsecw9m3jPqDwTyobcdbg==",
+      "dev": true,
+      "requires": {
+        "is-callable": "^1.1.4",
+        "is-date-object": "^1.0.1",
+        "is-symbol": "^1.0.2"
+      }
+    },
     "es6-promise": {
       "version": "4.2.6",
       "resolved": "https://registry.npmjs.org/es6-promise/-/es6-promise-4.2.6.tgz",
@@ -1794,12 +1828,14 @@
       }
     },
     "eslint-config-airbnb-base": {
-      "version": "12.1.0",
-      "resolved": "https://registry.npmjs.org/eslint-config-airbnb-base/-/eslint-config-airbnb-base-12.1.0.tgz",
-      "integrity": "sha512-/vjm0Px5ZCpmJqnjIzcFb9TKZrKWz0gnuG/7Gfkt0Db1ELJR51xkZth+t14rYdqWgX836XbuxtArbIHlVhbLBA==",
+      "version": "13.1.0",
+      "resolved": "https://registry.npmjs.org/eslint-config-airbnb-base/-/eslint-config-airbnb-base-13.1.0.tgz",
+      "integrity": "sha512-XWwQtf3U3zIoKO1BbHh6aUhJZQweOwSt4c2JrPDg9FP3Ltv3+YfEv7jIDB8275tVnO/qOHbfuYg3kzw6Je7uWw==",
       "dev": true,
       "requires": {
-        "eslint-restricted-globals": "^0.1.1"
+        "eslint-restricted-globals": "^0.1.1",
+        "object.assign": "^4.1.0",
+        "object.entries": "^1.0.4"
       }
     },
     "eslint-config-prettier": {
@@ -2394,6 +2430,12 @@
       "resolved": "https://registry.npmjs.org/has-flag/-/has-flag-2.0.0.tgz",
       "integrity": "sha1-6CB68cx7MNRGzHC3NLXovhj4jVE="
     },
+    "has-symbols": {
+      "version": "1.0.0",
+      "resolved": "https://registry.npmjs.org/has-symbols/-/has-symbols-1.0.0.tgz",
+      "integrity": "sha1-uhqPGvKg/DllD1yFA2dwQSIGO0Q=",
+      "dev": true
+    },
     "hash-base": {
       "version": "3.0.4",
       "resolved": "https://registry.npmjs.org/hash-base/-/hash-base-3.0.4.tgz",
@@ -2635,6 +2677,18 @@
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       "integrity": "sha512-NcdALwpXkTm5Zvvbk7owOUSvVvBKDgKP5/ewfXEznmQFfs4ZRmanOeKBTjRVjka3QFoN6XJ+9F3USqfHqTaU5w=="
     },
+    "is-callable": {
+      "version": "1.1.4",
+      "resolved": "https://registry.npmjs.org/is-callable/-/is-callable-1.1.4.tgz",
+      "integrity": "sha512-r5p9sxJjYnArLjObpjA4xu5EKI3CuKHkJXMhT7kwbpUyIFD1n5PMAsoPvWnvtZiNz7LjkYDRZhd7FlI0eMijEA==",
+      "dev": true
+    },
+    "is-date-object": {
+      "version": "1.0.1",
+      "resolved": "https://registry.npmjs.org/is-date-object/-/is-date-object-1.0.1.tgz",
+      "integrity": "sha1-mqIOtq7rv/d/vTPnTKAbM1gdOhY=",
+      "dev": true
+    },
     "is-directory": {
       "version": "0.3.1",
       "resolved": "https://registry.npmjs.org/is-directory/-/is-directory-0.3.1.tgz",
@@ -2679,6 +2733,15 @@
       "integrity": "sha1-eaKp7OfwlugPNtKy87wWwf9L8/o=",
       "dev": true
     },
+    "is-regex": {
+      "version": "1.0.4",
+      "resolved": "https://registry.npmjs.org/is-regex/-/is-regex-1.0.4.tgz",
+      "integrity": "sha1-VRdIm1RwkbCTDglWVM7SXul+lJE=",
+      "dev": true,
+      "requires": {
+        "has": "^1.0.1"
+      }
+    },
     "is-resolvable": {
       "version": "1.1.0",
       "resolved": "https://registry.npmjs.org/is-resolvable/-/is-resolvable-1.1.0.tgz",
@@ -2695,6 +2758,15 @@
       "resolved": "https://registry.npmjs.org/is-subset/-/is-subset-0.1.1.tgz",
       "integrity": "sha1-ilkRfZMt4d4A8kX83TnOQ/HpOaY="
     },
+    "is-symbol": {
+      "version": "1.0.2",
+      "resolved": "https://registry.npmjs.org/is-symbol/-/is-symbol-1.0.2.tgz",
+      "integrity": "sha512-HS8bZ9ox60yCJLH9snBpIwv9pYUAkcuLhSA1oero1UB5y9aiQpRA8y2ex945AOtCZL1lJDeIk3G5LthswI46Lw==",
+      "dev": true,
+      "requires": {
+        "has-symbols": "^1.0.0"
+      }
+    },
     "is-text-path": {
       "version": "1.0.1",
       "resolved": "https://registry.npmjs.org/is-text-path/-/is-text-path-1.0.1.tgz",
@@ -7417,6 +7489,36 @@
       "integrity": "sha1-IQmtx5ZYh8/AXLvUQsrIv7s2CGM=",
       "dev": true
     },
+    "object-keys": {
+      "version": "1.1.1",
+      "resolved": "https://registry.npmjs.org/object-keys/-/object-keys-1.1.1.tgz",
+      "integrity": "sha512-NuAESUOUMrlIXOfHKzD6bpPu3tYt3xvjNdRIQ+FeT0lNb4K8WR70CaDxhuNguS2XG+GjkyMwOzsN5ZktImfhLA==",
+      "dev": true
+    },
+    "object.assign": {
+      "version": "4.1.0",
+      "resolved": "https://registry.npmjs.org/object.assign/-/object.assign-4.1.0.tgz",
+      "integrity": "sha512-exHJeq6kBKj58mqGyTQ9DFvrZC/eR6OwxzoM9YRoGBqrXYonaFyGiFMuc9VZrXf7DarreEwMpurG3dd+CNyW5w==",
+      "dev": true,
+      "requires": {
+        "define-properties": "^1.1.2",
+        "function-bind": "^1.1.1",
+        "has-symbols": "^1.0.0",
+        "object-keys": "^1.0.11"
+      }
+    },
+    "object.entries": {
+      "version": "1.1.0",
+      "resolved": "https://registry.npmjs.org/object.entries/-/object.entries-1.1.0.tgz",
+      "integrity": "sha512-l+H6EQ8qzGRxbkHOd5I/aHRhHDKoQXQ8g0BYt4uSweQU1/J6dZUOyWh9a2Vky35YCKjzmgxOzta2hH6kf9HuXA==",
+      "dev": true,
+      "requires": {
+        "define-properties": "^1.1.3",
+        "es-abstract": "^1.12.0",
+        "function-bind": "^1.1.1",
+        "has": "^1.0.3"
+      }
+    },
     "octokit-pagination-methods": {
       "version": "1.1.0",
       "resolved": "https://registry.npmjs.org/octokit-pagination-methods/-/octokit-pagination-methods-1.1.0.tgz",
diff --git a/package.json b/package.json
index f71e401..a0ab86b 100644
--- a/package.json
+++ b/package.json
@@ -23,7 +23,7 @@
     "chai": "^4.1.2",
     "chai-as-promised": "^7.1.1",
     "eslint": "^4.17.0",
-    "eslint-config-airbnb-base": "^12.1.0",
+    "eslint-config-airbnb-base": "^13.1.0",
     "eslint-config-prettier": "^2.9.0",
     "eslint-plugin-chai-expect": "^1.1.1",
     "eslint-plugin-chai-friendly": "^0.4.1",