diff --git a/package-lock.json b/package-lock.json
index 346361648..7de3dba7b 100644
--- a/package-lock.json
+++ b/package-lock.json
@@ -4157,7 +4157,8 @@
         },
         "ansi-regex": {
           "version": "2.1.1",
-          "bundled": true
+          "bundled": true,
+          "optional": true
         },
         "aproba": {
           "version": "1.2.0",
@@ -4175,11 +4176,13 @@
         },
         "balanced-match": {
           "version": "1.0.0",
-          "bundled": true
+          "bundled": true,
+          "optional": true
         },
         "brace-expansion": {
           "version": "1.1.11",
           "bundled": true,
+          "optional": true,
           "requires": {
             "balanced-match": "^1.0.0",
             "concat-map": "0.0.1"
@@ -4192,15 +4195,18 @@
         },
         "code-point-at": {
           "version": "1.1.0",
-          "bundled": true
+          "bundled": true,
+          "optional": true
         },
         "concat-map": {
           "version": "0.0.1",
-          "bundled": true
+          "bundled": true,
+          "optional": true
         },
         "console-control-strings": {
           "version": "1.1.0",
-          "bundled": true
+          "bundled": true,
+          "optional": true
         },
         "core-util-is": {
           "version": "1.0.2",
@@ -4303,7 +4309,8 @@
         },
         "inherits": {
           "version": "2.0.3",
-          "bundled": true
+          "bundled": true,
+          "optional": true
         },
         "ini": {
           "version": "1.3.5",
@@ -4313,6 +4320,7 @@
         "is-fullwidth-code-point": {
           "version": "1.0.0",
           "bundled": true,
+          "optional": true,
           "requires": {
             "number-is-nan": "^1.0.0"
           }
@@ -4325,17 +4333,20 @@
         "minimatch": {
           "version": "3.0.4",
           "bundled": true,
+          "optional": true,
           "requires": {
             "brace-expansion": "^1.1.7"
           }
         },
         "minimist": {
           "version": "0.0.8",
-          "bundled": true
+          "bundled": true,
+          "optional": true
         },
         "minipass": {
           "version": "2.3.5",
           "bundled": true,
+          "optional": true,
           "requires": {
             "safe-buffer": "^5.1.2",
             "yallist": "^3.0.0"
@@ -4352,6 +4363,7 @@
         "mkdirp": {
           "version": "0.5.1",
           "bundled": true,
+          "optional": true,
           "requires": {
             "minimist": "0.0.8"
           }
@@ -4424,7 +4436,8 @@
         },
         "number-is-nan": {
           "version": "1.0.1",
-          "bundled": true
+          "bundled": true,
+          "optional": true
         },
         "object-assign": {
           "version": "4.1.1",
@@ -4434,6 +4447,7 @@
         "once": {
           "version": "1.4.0",
           "bundled": true,
+          "optional": true,
           "requires": {
             "wrappy": "1"
           }
@@ -4509,7 +4523,8 @@
         },
         "safe-buffer": {
           "version": "5.1.2",
-          "bundled": true
+          "bundled": true,
+          "optional": true
         },
         "safer-buffer": {
           "version": "2.1.2",
@@ -4539,6 +4554,7 @@
         "string-width": {
           "version": "1.0.2",
           "bundled": true,
+          "optional": true,
           "requires": {
             "code-point-at": "^1.0.0",
             "is-fullwidth-code-point": "^1.0.0",
@@ -4556,6 +4572,7 @@
         "strip-ansi": {
           "version": "3.0.1",
           "bundled": true,
+          "optional": true,
           "requires": {
             "ansi-regex": "^2.0.0"
           }
@@ -4594,11 +4611,13 @@
         },
         "wrappy": {
           "version": "1.0.2",
-          "bundled": true
+          "bundled": true,
+          "optional": true
         },
         "yallist": {
           "version": "3.0.3",
-          "bundled": true
+          "bundled": true,
+          "optional": true
         }
       }
     },
@@ -7088,9 +7107,9 @@
       }
     },
     "postcss-cli": {
-      "version": "6.1.2",
-      "resolved": "https://registry.npmjs.org/postcss-cli/-/postcss-cli-6.1.2.tgz",
-      "integrity": "sha512-jIWfIkqt8cTThSpH8DBaNxHlBf99OKSem2RseRpfVPqWayxHKQB0IWdS/IF5XSGeFU5QslSDTdVHnw6qggXGkA==",
+      "version": "6.1.3",
+      "resolved": "https://registry.npmjs.org/postcss-cli/-/postcss-cli-6.1.3.tgz",
+      "integrity": "sha512-eieqJU+OR1OFc/lQqMsDmROTJpoMZFvoAQ+82utBQ8/8qGMTfH9bBSPsTdsagYA8uvNzxHw2I2cNSSJkLAGhvw==",
       "requires": {
         "chalk": "^2.1.0",
         "chokidar": "^2.0.0",
diff --git a/package.json b/package.json
index 2bf011d8f..1b9ee4b80 100644
--- a/package.json
+++ b/package.json
@@ -51,7 +51,7 @@
     "moment": "^2.24.0",
     "node-sass": "^4.12.0",
     "postcss": "^7.0.17",
-    "postcss-cli": "^6.1.2",
+    "postcss-cli": "^6.1.3",
     "prop-types": "^15.7.2",
     "react": "^16.8.6",
     "react-dom": "^16.8.6",