diff --git a/package-lock.json b/package-lock.json
index 2cf6dfc6..11dfdfe9 100644
--- a/package-lock.json
+++ b/package-lock.json
@@ -3162,9 +3162,9 @@
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-          "resolved": "https://registry.npmjs.org/punycode/-/punycode-2.1.0.tgz",
-          "integrity": "sha1-X4Y+3Im5bbCQdLrXlHvwkFbKTn0=",
+          "version": "2.1.1",
+          "resolved": "https://registry.npmjs.org/punycode/-/punycode-2.1.1.tgz",
+          "integrity": "sha512-XRsRjdf+j5ml+y/6GKHPZbrF/8p2Yga0JPtdqTIY2Xe5ohJPD9saDJJLPvp9+NSBprVvevdXZybnj2cv8OEd0A==",
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@@ -7651,9 +7651,9 @@
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-      "resolved": "https://registry.npmjs.org/jsdom/-/jsdom-11.10.0.tgz",
-      "integrity": "sha512-x5No5FpJgBg3j5aBwA8ka6eGuS5IxbC8FOkmyccKvObtFT0bDMict/LOxINZsZGZSfGdNomLZ/qRV9Bpq/GIBA==",
+      "version": "11.11.0",
+      "resolved": "https://registry.npmjs.org/jsdom/-/jsdom-11.11.0.tgz",
+      "integrity": "sha512-ou1VyfjwsSuWkudGxb03FotDajxAto6USAlmMZjE2lc0jCznt7sBWkhfRBRaWwbnmDqdMSTKTLT5d9sBFkkM7A==",
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@@ -7661,13 +7661,13 @@
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         "array-equal": "^1.0.0",
         "cssom": ">= 0.3.2 < 0.4.0",
-        "cssstyle": ">= 0.2.37 < 0.3.0",
+        "cssstyle": ">= 0.3.1 < 0.4.0",
         "data-urls": "^1.0.0",
         "domexception": "^1.0.0",
         "escodegen": "^1.9.0",
         "html-encoding-sniffer": "^1.0.2",
         "left-pad": "^1.2.0",
-        "nwmatcher": "^1.4.3",
+        "nwsapi": "^2.0.0",
         "parse5": "4.0.0",
         "pn": "^1.1.0",
         "request": "^2.83.0",
@@ -7679,7 +7679,7 @@
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         "whatwg-encoding": "^1.0.3",
         "whatwg-mimetype": "^2.1.0",
-        "whatwg-url": "^6.4.0",
+        "whatwg-url": "^6.4.1",
         "ws": "^4.0.0",
         "xml-name-validator": "^3.0.0"
       },
@@ -7693,6 +7693,15 @@
             "acorn": "^5.0.0"
           }
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+        "cssstyle": {
+          "version": "0.3.1",
+          "resolved": "https://registry.npmjs.org/cssstyle/-/cssstyle-0.3.1.tgz",
+          "integrity": "sha512-tNvaxM5blOnxanyxI6panOsnfiyLRj3HV4qjqqS45WPNS1usdYWRUQjqTEEELK73lpeP/1KoIGYUwrBn/VcECA==",
+          "dev": true,
+          "requires": {
+            "cssom": "0.3.x"
+          }
+        },
         "escodegen": {
           "version": "1.9.1",
           "resolved": "https://registry.npmjs.org/escodegen/-/escodegen-1.9.1.tgz",
@@ -7719,9 +7728,9 @@
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         "punycode": {
-          "version": "2.1.0",
-          "resolved": "https://registry.npmjs.org/punycode/-/punycode-2.1.0.tgz",
-          "integrity": "sha1-X4Y+3Im5bbCQdLrXlHvwkFbKTn0=",
+          "version": "2.1.1",
+          "resolved": "https://registry.npmjs.org/punycode/-/punycode-2.1.1.tgz",
+          "integrity": "sha512-XRsRjdf+j5ml+y/6GKHPZbrF/8p2Yga0JPtdqTIY2Xe5ohJPD9saDJJLPvp9+NSBprVvevdXZybnj2cv8OEd0A==",
           "dev": true
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@@ -9359,6 +9368,12 @@
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       "dev": true
     },
+    "nwsapi": {
+      "version": "2.0.0",
+      "resolved": "https://registry.npmjs.org/nwsapi/-/nwsapi-2.0.0.tgz",
+      "integrity": "sha512-9kj1oCEDNq+LHDAVPGDPg9+qRcBcpXb1IYC8q89jR8xJvOC2byQwEVsM3W1qQcSPVyzGGaXN7wZHnXORCiZl4w==",
+      "dev": true
+    },
     "oauth-sign": {
       "version": "0.8.2",
       "resolved": "https://registry.npmjs.org/oauth-sign/-/oauth-sign-0.8.2.tgz",
diff --git a/package.json b/package.json
index 7611c715..41256cd6 100644
--- a/package.json
+++ b/package.json
@@ -58,7 +58,7 @@
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     "gh-pages": "1.1.0",
     "jest": "21.2.1",
-    "jsdom": "11.10.0",
+    "jsdom": "11.11.0",
     "json": "9.0.6",
     "mversion": "1.10.1",
     "node-sass": "4.9.0",