diff --git a/package-lock.json b/package-lock.json
index bfd79db62f9..3ef4eb65817 100644
--- a/package-lock.json
+++ b/package-lock.json
@@ -714,16 +714,16 @@
       "dev": true
     },
     "autoprefixer": {
-      "version": "9.4.5",
-      "resolved": "https://registry.npmjs.org/autoprefixer/-/autoprefixer-9.4.5.tgz",
-      "integrity": "sha512-M602C0ZxzFpJKqD4V6eq2j+K5CkzlhekCrcQupJmAOrPEZjWJyj/wSeo6qRSNoN6M3/9mtLPQqTTrABfReytQg==",
+      "version": "9.4.6",
+      "resolved": "https://registry.npmjs.org/autoprefixer/-/autoprefixer-9.4.6.tgz",
+      "integrity": "sha512-Yp51mevbOEdxDUy5WjiKtpQaecqYq9OqZSL04rSoCiry7Tc5I9FEyo3bfxiTJc1DfHeKwSFCUYbBAiOQ2VGfiw==",
       "dev": true,
       "requires": {
-        "browserslist": "^4.4.0",
-        "caniuse-lite": "^1.0.30000928",
+        "browserslist": "^4.4.1",
+        "caniuse-lite": "^1.0.30000929",
         "normalize-range": "^0.1.2",
         "num2fraction": "^1.2.2",
-        "postcss": "^7.0.11",
+        "postcss": "^7.0.13",
         "postcss-value-parser": "^3.3.1"
       }
     },
@@ -1087,7 +1087,8 @@
           "version": "0.3.2",
           "resolved": "https://registry.npmjs.org/array-unique/-/array-unique-0.3.2.tgz",
           "integrity": "sha1-qJS3XUvE9s1nnvMkSp/Y9Gri1Cg=",
-          "dev": true
+          "dev": true,
+          "optional": true
         },
         "braces": {
           "version": "2.3.2",
@@ -2108,13 +2109,13 @@
       "dev": true
     },
     "browserslist": {
-      "version": "4.4.0",
-      "resolved": "https://registry.npmjs.org/browserslist/-/browserslist-4.4.0.tgz",
-      "integrity": "sha512-tQkHS8VVxWbrjnNDXgt7/+SuPJ7qDvD0Y2e6bLtoQluR2SPvlmPUcfcU75L1KAalhqULlIFJlJ6BDfnYyJxJsw==",
+      "version": "4.4.1",
+      "resolved": "https://registry.npmjs.org/browserslist/-/browserslist-4.4.1.tgz",
+      "integrity": "sha512-pEBxEXg7JwaakBXjATYw/D1YZh4QUSCX/Mnd/wnqSRPPSi1U39iDhDoKGoBUcraKdxDlrYqJxSI5nNvD+dWP2A==",
       "dev": true,
       "requires": {
-        "caniuse-lite": "^1.0.30000928",
-        "electron-to-chromium": "^1.3.100",
+        "caniuse-lite": "^1.0.30000929",
+        "electron-to-chromium": "^1.3.103",
         "node-releases": "^1.1.3"
       }
     },
@@ -5553,6 +5554,7 @@
       "resolved": "https://registry.npmjs.org/is-glob/-/is-glob-2.0.1.tgz",
       "integrity": "sha1-0Jb5JqPe1WAPP9/ZEZjLCIjC2GM=",
       "dev": true,
+      "optional": true,
       "requires": {
         "is-extglob": "^1.0.0"
       }
@@ -11418,7 +11420,8 @@
       "version": "3.0.3",
       "resolved": "https://registry.npmjs.org/yallist/-/yallist-3.0.3.tgz",
       "integrity": "sha512-S+Zk8DEWE6oKpV+vI3qWkaK+jSbIK86pCwe2IF/xwIpQ8jEuxpw9NyaGjmp9+BoJv5FV2piqCDcoCtStppiq2A==",
-      "dev": true
+      "dev": true,
+      "optional": true
     },
     "yargs": {
       "version": "10.0.3",
diff --git a/package.json b/package.json
index 9798ff664cc..d072bb3949c 100644
--- a/package.json
+++ b/package.json
@@ -19,7 +19,7 @@
     "git:update-hooks": "rm -r .git/hooks && mkdir -p .git/hooks && node ./node_modules/husky/husky.js install"
   },
   "devDependencies": {
-    "autoprefixer": "9.4.5",
+    "autoprefixer": "9.4.6",
     "babel": "6.23.0",
     "babel-cli": "6.26.0",
     "babel-eslint": "10.0.1",