diff --git a/packages/webapp/package.json b/packages/webapp/package.json
index 4e212e7..cf1b4c3 100644
--- a/packages/webapp/package.json
+++ b/packages/webapp/package.json
@@ -28,7 +28,7 @@
     "husky": "^3.0.9",
     "node-sass": "^4.12.0",
     "npm-run-all": "^4.1.5",
-    "postcss": "^7.0.21",
+    "postcss": "^7.0.36",
     "prettier": "1.18.2",
     "prettier-plugin-svelte": "^0.7.0",
     "pretty-quick": "^2.0.0",
diff --git a/yarn.lock b/yarn.lock
index 85b162a..30bc46a 100644
--- a/yarn.lock
+++ b/yarn.lock
@@ -6097,10 +6097,10 @@ postcss-value-parser@^4.0.0, postcss-value-parser@^4.0.2:
   resolved "https://registry.yarnpkg.com/postcss-value-parser/-/postcss-value-parser-4.0.2.tgz#482282c09a42706d1fc9a069b73f44ec08391dc9"
   integrity sha512-LmeoohTpp/K4UiyQCwuGWlONxXamGzCMtFxLq4W1nZVGIQLYvMCJx3yAF9qyyuFpflABI9yVdtJAqbihOsCsJQ==
 
-postcss@^7.0.0, postcss@^7.0.14, postcss@^7.0.16, postcss@^7.0.17, postcss@^7.0.19, postcss@^7.0.21, postcss@^7.0.5, postcss@^7.0.6:
-  version "7.0.21"
-  resolved "https://registry.yarnpkg.com/postcss/-/postcss-7.0.21.tgz#06bb07824c19c2021c5d056d5b10c35b989f7e17"
-  integrity sha512-uIFtJElxJo29QC753JzhidoAhvp/e/Exezkdhfmt8AymWT6/5B7W1WmponYWkHk2eg6sONyTch0A3nkMPun3SQ==
+postcss@^7.0.0, postcss@^7.0.14, postcss@^7.0.16, postcss@^7.0.17, postcss@^7.0.19, postcss@^7.0.36, postcss@^7.0.5, postcss@^7.0.6:
+  version "7.0.36"
+  resolved "https://registry.yarnpkg.com/postcss/-/postcss-7.0.36.tgz#056f8cffa939662a8f5905950c07d5285644dfcb"
+  integrity sha512-BebJSIUMwJHRH0HAQoxN4u1CN86glsrwsW0q7T+/m44eXOUAxSNdHRkNZPYz5vVUbg17hFgOQDE7fZk7li3pZw==
   dependencies:
     chalk "^2.4.2"
     source-map "^0.6.1"