diff --git a/package-lock.json b/package-lock.json
index 437f6370..cb6e0404 100644
--- a/package-lock.json
+++ b/package-lock.json
@@ -3605,7 +3605,8 @@
         "ansi-regex": {
           "version": "2.1.1",
           "bundled": true,
-          "dev": true
+          "dev": true,
+          "optional": true
         },
         "aproba": {
           "version": "1.2.0",
@@ -4020,7 +4021,8 @@
         "safe-buffer": {
           "version": "5.1.2",
           "bundled": true,
-          "dev": true
+          "dev": true,
+          "optional": true
         },
         "safer-buffer": {
           "version": "2.1.2",
@@ -4076,6 +4078,7 @@
           "version": "3.0.1",
           "bundled": true,
           "dev": true,
+          "optional": true,
           "requires": {
             "ansi-regex": "^2.0.0"
           }
@@ -4119,12 +4122,14 @@
         "wrappy": {
           "version": "1.0.2",
           "bundled": true,
-          "dev": true
+          "dev": true,
+          "optional": true
         },
         "yallist": {
           "version": "3.0.3",
           "bundled": true,
-          "dev": true
+          "dev": true,
+          "optional": true
         }
       }
     },
@@ -6223,9 +6228,9 @@
       "dev": true
     },
     "postcss": {
-      "version": "7.0.16",
-      "resolved": "https://registry.npmjs.org/postcss/-/postcss-7.0.16.tgz",
-      "integrity": "sha512-MOo8zNSlIqh22Uaa3drkdIAgUGEL+AD1ESiSdmElLUmE2uVDo1QloiT/IfW9qRw8Gw+Y/w69UVMGwbufMSftxA==",
+      "version": "7.0.36",
+      "resolved": "https://registry.npmjs.org/postcss/-/postcss-7.0.36.tgz",
+      "integrity": "sha512-BebJSIUMwJHRH0HAQoxN4u1CN86glsrwsW0q7T+/m44eXOUAxSNdHRkNZPYz5vVUbg17hFgOQDE7fZk7li3pZw==",
       "dev": true,
       "requires": {
         "chalk": "^2.4.2",