diff --git a/package-lock.json b/package-lock.json
index 3318ae5..a812791 100644
--- a/package-lock.json
+++ b/package-lock.json
@@ -4871,9 +4871,9 @@
       "dev": true
     },
     "postcss": {
-      "version": "7.0.20",
-      "resolved": "https://botbuilder.myget.org/F/botbuilder-declarative/npm/postcss/-/postcss-7.0.20.tgz",
-      "integrity": "sha1-oQe2jvGtHF5uIU67PF7eJ5kyKDc=",
+      "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",