diff --git a/package-lock.json b/package-lock.json
index 57754bf..84bba27 100644
--- a/package-lock.json
+++ b/package-lock.json
@@ -2218,9 +2218,9 @@
       "dev": true
     },
     "postcss": {
-      "version": "7.0.17",
-      "resolved": "https://registry.npmjs.org/postcss/-/postcss-7.0.17.tgz",
-      "integrity": "sha512-546ZowA+KZ3OasvQZHsbuEpysvwTZNGJv9EfyCQdsIDltPSWHAeTQ5fQy/Npi2ZDtLI3zs7Ps/p6wThErhm9fQ==",
+      "version": "7.0.36",
+      "resolved": "https://registry.npmjs.org/postcss/-/postcss-7.0.36.tgz",
+      "integrity": "sha512-BebJSIUMwJHRH0HAQoxN4u1CN86glsrwsW0q7T+/m44eXOUAxSNdHRkNZPYz5vVUbg17hFgOQDE7fZk7li3pZw==",
       "requires": {
         "chalk": "^2.4.2",
         "source-map": "^0.6.1",
diff --git a/package.json b/package.json
index 9303b51..6c1cbc4 100644
--- a/package.json
+++ b/package.json
@@ -4,7 +4,7 @@
   "description": "TransitTalk marketing site powered by Jekyll",
   "main": "index.js",
   "dependencies": {
-    "postcss": "^7.0.17"
+    "postcss": "^7.0.36"
   },
   "devDependencies": {
     "stylelint": "^10.1.0",