diff --git a/package.json b/package.json
index 952b5a668a..9c3722f3b2 100644
--- a/package.json
+++ b/package.json
@@ -62,7 +62,7 @@
     "request": "^2.88.0",
     "request-promise-native": "^1.0.8",
     "rimraf": "^3.0.0",
-    "rollup": "^1.27.0",
+    "rollup": "^1.27.2",
     "rollup-plugin-alias": "^2.2.0",
     "rollup-plugin-commonjs": "^10.1.0",
     "rollup-plugin-json": "^4.0.0",
diff --git a/packages/webpack/package.json b/packages/webpack/package.json
index 1ac5b61246..d255017c73 100644
--- a/packages/webpack/package.json
+++ b/packages/webpack/package.json
@@ -29,7 +29,7 @@
     "memory-fs": "^0.4.1",
     "optimize-css-assets-webpack-plugin": "^5.0.3",
     "pify": "^4.0.1",
-    "postcss": "^7.0.21",
+    "postcss": "^7.0.23",
     "postcss-import": "^12.0.1",
     "postcss-import-resolver": "^2.0.0",
     "postcss-loader": "^3.0.0",
diff --git a/yarn.lock b/yarn.lock
index 39f940b472..243aa556e3 100644
--- a/yarn.lock
+++ b/yarn.lock
@@ -9426,6 +9426,15 @@ postcss@^7.0.0, postcss@^7.0.1, postcss@^7.0.14, postcss@^7.0.16, postcss@^7.0.1
     source-map "^0.6.1"
     supports-color "^6.1.0"
 
+postcss@^7.0.23:
+  version "7.0.23"
+  resolved "https://registry.npmjs.org/postcss/-/postcss-7.0.23.tgz#9f9759fad661b15964f3cfc3140f66f1e05eadc1"
+  integrity sha512-hOlMf3ouRIFXD+j2VJecwssTwbvsPGJVMzupptg+85WA+i7MwyrydmQAgY3R+m0Bc0exunhbJmijy8u8+vufuQ==
+  dependencies:
+    chalk "^2.4.2"
+    source-map "^0.6.1"
+    supports-color "^6.1.0"
+
 prelude-ls@~1.1.2:
   version "1.1.2"
   resolved "https://registry.npmjs.org/prelude-ls/-/prelude-ls-1.1.2.tgz#21932a549f5e52ffd9a827f570e04be62a97da54"
@@ -10240,10 +10249,10 @@ rollup-pluginutils@^2.5.0, rollup-pluginutils@^2.6.0, rollup-pluginutils@^2.8.1:
   dependencies:
     estree-walker "^0.6.1"
 
-rollup@^1.27.0:
-  version "1.27.0"
-  resolved "https://registry.npmjs.org/rollup/-/rollup-1.27.0.tgz#7afe0da89c967cec5ccea7e919da6c89a1a68666"
-  integrity sha512-yaMna4MJ8LLEHhHl1ilgHakylf0LKeQctDxhngZLQ+W57GnXa5vtH7XKaK8zlAhNEhlWiH5YFVFt+QCDPUmNkw==
+rollup@^1.27.2:
+  version "1.27.2"
+  resolved "https://registry.npmjs.org/rollup/-/rollup-1.27.2.tgz#caf54a93df228bf7864f13dddcdb363d3e958509"
+  integrity sha512-sD3iyd0zlvgK1S3MmICi6F/Y+R/QWY5XxzsTGN4pAd+nCasDUizmAhgq2hdh1t2eLux974NHU2TW41fhuGPv+Q==
   dependencies:
     "@types/estree" "*"
     "@types/node" "*"