diff --git a/package-lock.json b/package-lock.json
index 8cb262466..f3cb8667a 100644
--- a/package-lock.json
+++ b/package-lock.json
@@ -1888,9 +1888,9 @@
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+      "resolved": "https://registry.npmjs.org/abab/-/abab-2.0.2.tgz",
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@@ -1917,9 +1917,9 @@
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-      "resolved": "https://registry.npmjs.org/acorn-globals/-/acorn-globals-4.3.3.tgz",
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+      "version": "4.3.4",
+      "resolved": "https://registry.npmjs.org/acorn-globals/-/acorn-globals-4.3.4.tgz",
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@@ -3574,18 +3574,26 @@
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-      "resolved": "https://registry.npmjs.org/cssom/-/cssom-0.3.8.tgz",
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+      "resolved": "https://registry.npmjs.org/cssom/-/cssom-0.4.1.tgz",
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-      "resolved": "https://registry.npmjs.org/cssstyle/-/cssstyle-1.4.0.tgz",
-      "integrity": "sha512-GBrLZYZ4X4x6/QEoBnIrqb8B/f5l4+8me2dkom/j1Gtbxy0kBv6OGzKuAsGM75bkGwGAFkt56Iwg28S3XTZgSA==",
+      "version": "2.0.0",
+      "resolved": "https://registry.npmjs.org/cssstyle/-/cssstyle-2.0.0.tgz",
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       "dev": true,
       "requires": {
-        "cssom": "0.3.x"
+        "cssom": "~0.3.6"
+      },
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+        "cssom": {
+          "version": "0.3.8",
+          "resolved": "https://registry.npmjs.org/cssom/-/cssom-0.3.8.tgz",
+          "integrity": "sha512-b0tGHbfegbhPJpxpiBPU2sCkigAqtM9O121le6bbOlgyV+NyGyCmVfJ6QW9eRjz8CpNfWEOYBIMIGRYkLwsIYg==",
+          "dev": true
+        }
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@@ -6754,17 +6762,17 @@
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-      "resolved": "https://registry.npmjs.org/jsdom/-/jsdom-15.1.1.tgz",
-      "integrity": "sha512-cQZRBB33arrDAeCrAEWn1U3SvrvC8XysBua9Oqg1yWrsY/gYcusloJC3RZJXuY5eehSCmws8f2YeliCqGSkrtQ==",
+      "version": "15.2.0",
+      "resolved": "https://registry.npmjs.org/jsdom/-/jsdom-15.2.0.tgz",
+      "integrity": "sha512-+hRyEfjRPFwTYMmSQ3/f7U9nP8ZNZmbkmUek760ZpxnCPWJIhaaLRuUSvpJ36fZKCGENxLwxClzwpOpnXNfChQ==",
       "dev": true,
       "requires": {
         "abab": "^2.0.0",
-        "acorn": "^6.1.1",
+        "acorn": "^7.1.0",
         "acorn-globals": "^4.3.2",
         "array-equal": "^1.0.0",
-        "cssom": "^0.3.6",
-        "cssstyle": "^1.2.2",
+        "cssom": "^0.4.1",
+        "cssstyle": "^2.0.0",
         "data-urls": "^1.1.0",
         "domexception": "^1.0.1",
         "escodegen": "^1.11.1",
@@ -6785,6 +6793,14 @@
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         "ws": "^7.0.0",
         "xml-name-validator": "^3.0.0"
+      },
+      "dependencies": {
+        "acorn": {
+          "version": "7.1.0",
+          "resolved": "https://registry.npmjs.org/acorn/-/acorn-7.1.0.tgz",
+          "integrity": "sha512-kL5CuoXA/dgxlBbVrflsflzQ3PAas7RYZB52NOm/6839iVYJgKMJ3cQJD+t2i5+qFa8h3MDpEOJiS64E8JLnSQ==",
+          "dev": true
+        }
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@@ -15706,9 +15722,9 @@
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-      "resolved": "https://registry.npmjs.org/xmlchars/-/xmlchars-2.1.1.tgz",
-      "integrity": "sha512-7hew1RPJ1iIuje/Y01bGD/mXokXxegAgVS+e+E0wSi2ILHQkYAH1+JXARwTjZSM4Z4Z+c73aKspEcqj+zPPL/w==",
+      "version": "2.2.0",
+      "resolved": "https://registry.npmjs.org/xmlchars/-/xmlchars-2.2.0.tgz",
+      "integrity": "sha512-JZnDKK8B0RCDw84FNdDAIpZK+JuJw+s7Lz8nksI7SIuU3UXJJslUthsi+uWBUYOwPFwW7W7PRLRfUKpxjtjFCw==",
       "dev": true
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diff --git a/package.json b/package.json
index 187b5fbbf..ef19b8f21 100644
--- a/package.json
+++ b/package.json
@@ -67,7 +67,7 @@
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     "husky": "^3.0.4",
     "jsdoc": "^3.6.3",
-    "jsdom": "15.1.1",
+    "jsdom": "15.2.0",
     "jsdom-global": "^3.0.2",
     "lint-staged": "^9.2.3",
     "merge-stream": "^2.0.0",