diff --git a/package-lock.json b/package-lock.json
index 148be2be2c..e998291e10 100644
--- a/package-lock.json
+++ b/package-lock.json
@@ -24085,9 +24085,9 @@
       "dev": true
     },
     "node_modules/picocolors": {
-      "version": "1.0.1",
-      "resolved": "https://registry.npmjs.org/picocolors/-/picocolors-1.0.1.tgz",
-      "integrity": "sha512-anP1Z8qwhkbmu7MFP5iTt+wQKXgwzf7zTyGlcdzabySa9vd0Xt392U0rVmz9poOaBj0uHJKyyo9/upk0HrEQew==",
+      "version": "1.1.0",
+      "resolved": "https://registry.npmjs.org/picocolors/-/picocolors-1.1.0.tgz",
+      "integrity": "sha512-TQ92mBOW0l3LeMeyLV6mzy/kWr8lkd/hp3mTg7wYK7zJhuBStmGMBG0BdeDZS/dZx1IukaX6Bk11zcln25o1Aw==",
       "dev": true
     },
     "node_modules/picomatch": {
@@ -24407,9 +24407,9 @@
       }
     },
     "node_modules/postcss": {
-      "version": "8.4.45",
-      "resolved": "https://registry.npmjs.org/postcss/-/postcss-8.4.45.tgz",
-      "integrity": "sha512-7KTLTdzdZZYscUc65XmjFiB73vBhBfbPztCYdUNvlaso9PrzjzcmjqBPR0lNGkcVlcO4BjiO5rK/qNz+XAen1Q==",
+      "version": "8.4.47",
+      "resolved": "https://registry.npmjs.org/postcss/-/postcss-8.4.47.tgz",
+      "integrity": "sha512-56rxCq7G/XfB4EkXq9Egn5GCqugWvDFjafDOThIdMBsI15iqPqR5r15TfSr1YPYeEI19YeaXMCbY6u88Y76GLQ==",
       "dev": true,
       "funding": [
         {
@@ -24427,8 +24427,8 @@
       ],
       "dependencies": {
         "nanoid": "^3.3.7",
-        "picocolors": "^1.0.1",
-        "source-map-js": "^1.2.0"
+        "picocolors": "^1.1.0",
+        "source-map-js": "^1.2.1"
       },
       "engines": {
         "node": "^10 || ^12 || >=14"
@@ -27153,11 +27153,10 @@
       }
     },
     "node_modules/source-map-js": {
-      "version": "1.2.0",
-      "resolved": "https://registry.npmjs.org/source-map-js/-/source-map-js-1.2.0.tgz",
-      "integrity": "sha512-itJW8lvSA0TXEphiRoawsCksnlf8SyvmFzIhltqAHluXd88pkCd+cXJVHTDwdCr0IzwptSm035IHQktUu1QUMg==",
+      "version": "1.2.1",
+      "resolved": "https://registry.npmjs.org/source-map-js/-/source-map-js-1.2.1.tgz",
+      "integrity": "sha512-UXWMKhLOwVKb728IUtQPXxfYU+usdybtUrK/8uGE8CQMvrhOpwvzDBwj0QhSL7MQc7vIsISBG8VQ8+IDQxpfQA==",
       "dev": true,
-      "license": "BSD-3-Clause",
       "engines": {
         "node": ">=0.10.0"
       }
@@ -30743,7 +30742,7 @@
         "jest-date-mock": "1.0.10",
         "lodash": "4.17.21",
         "mini-css-extract-plugin": "2.9.1",
-        "postcss": "8.4.45",
+        "postcss": "8.4.47",
         "postcss-loader": "8.1.1",
         "preact": "10.23.2",
         "prop-types": "15.8.1",
diff --git a/packages/html-templates/package.json b/packages/html-templates/package.json
index 3b6ef24cad..fc4d7443c9 100644
--- a/packages/html-templates/package.json
+++ b/packages/html-templates/package.json
@@ -54,7 +54,7 @@
     "jest-date-mock": "1.0.10",
     "lodash": "4.17.21",
     "mini-css-extract-plugin": "2.9.1",
-    "postcss": "8.4.45",
+    "postcss": "8.4.47",
     "postcss-loader": "8.1.1",
     "preact": "10.23.2",
     "prop-types": "15.8.1",