diff --git a/package-lock.json b/package-lock.json
index c0a422b..07658b1 100644
--- a/package-lock.json
+++ b/package-lock.json
@@ -42,6 +42,14 @@
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@@ -52,6 +60,11 @@
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       "integrity": "sha1-tDLdM1i2NM914eRmQ2gkBTPB3b4="
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+      "resolved": "https://registry.npmjs.org/arr-union/-/arr-union-3.1.0.tgz",
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-      "integrity": "sha1-7/UuN1gknTO+QCuLuOVkuytdQDE="
+      "integrity": "sha1-7/UuN1gknTO+QCuLuOVkuytdQDE=",
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-      "integrity": "sha1-r2rId6Jcx/dOBYiUdThY39sk/bY="
+      "integrity": "sha1-r2rId6Jcx/dOBYiUdThY39sk/bY=",
+      "dev": true
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@@ -290,6 +312,11 @@
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+      "integrity": "sha1-WWZ/QfrdTyDMvCu5a41Pf3jsA2c="
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-        "postcss": "5.2.17",
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-      "dev": true
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-        "lodash.memoize": "4.1.2",
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-      "integrity": "sha1-m7dC+NAmpi34c7wDwGhD0iVbYNc="
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@@ -7938,9 +8137,9 @@
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-      "integrity": "sha1-N61zyO5Bf7PVgOeFMSMH0nSEfyI="
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@@ -8181,6 +8389,7 @@
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diff --git a/package.json b/package.json
index ad3e484..a30d0e3 100644
--- a/package.json
+++ b/package.json
@@ -29,6 +29,6 @@
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-    "gulp-cssnano": "^2.1.2"
+    "gulp-cssnano": "^2.1.3"
   }
 }