diff --git a/package-lock.json b/package-lock.json
index f8fd18ad..37a4bbdd 100644
--- a/package-lock.json
+++ b/package-lock.json
@@ -6670,14 +6670,13 @@
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     },
     "css-selector-tokenizer": {
-      "version": "0.7.2",
-      "resolved": "https://registry.npmjs.org/css-selector-tokenizer/-/css-selector-tokenizer-0.7.2.tgz",
-      "integrity": "sha512-yj856NGuAymN6r8bn8/Jl46pR+OC3eEvAhfGYDUe7YPtTPAYrSSw4oAniZ9Y8T5B92hjhwTBLUen0/vKPxf6pw==",
+      "version": "0.7.3",
+      "resolved": "https://registry.npmjs.org/css-selector-tokenizer/-/css-selector-tokenizer-0.7.3.tgz",
+      "integrity": "sha512-jWQv3oCEL5kMErj4wRnK/OPoBi0D+P1FR2cDCKYPaMeD2eW3/mttav8HT4hT1CKopiJI/psEULjkClhvJo4Lvg==",
       "dev": true,
       "requires": {
         "cssesc": "^3.0.0",
-        "fastparse": "^1.1.2",
-        "regexpu-core": "^4.6.0"
+        "fastparse": "^1.1.2"
       }
     },
     "css-tree": {
@@ -10013,9 +10012,9 @@
       }
     },
     "postcss-calc": {
-      "version": "7.0.2",
-      "resolved": "https://registry.npmjs.org/postcss-calc/-/postcss-calc-7.0.2.tgz",
-      "integrity": "sha512-rofZFHUg6ZIrvRwPeFktv06GdbDYLcGqh9EwiMutZg+a0oePCCw1zHOEiji6LCpyRcjTREtPASuUqeAvYlEVvQ==",
+      "version": "7.0.3",
+      "resolved": "https://registry.npmjs.org/postcss-calc/-/postcss-calc-7.0.3.tgz",
+      "integrity": "sha512-IB/EAEmZhIMEIhG7Ov4x+l47UaXOS1n2f4FBUk/aKllQhtSCxWhTzn0nJgkqN7fo/jcWySvWTSB6Syk9L+31bA==",
       "dev": true,
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@@ -11418,9 +11417,9 @@
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     },
     "rollup-plugin-postcss": {
-      "version": "3.1.3",
-      "resolved": "https://registry.npmjs.org/rollup-plugin-postcss/-/rollup-plugin-postcss-3.1.3.tgz",
-      "integrity": "sha512-5Zm70/HkuYaQuhFbiGSO3U0bVj0magAPo09sd4sRE7I434Iwe4p7xF43pYfW0BcDvY0ZxzD3Fh2vRJzsm4OEiQ==",
+      "version": "3.1.4",
+      "resolved": "https://registry.npmjs.org/rollup-plugin-postcss/-/rollup-plugin-postcss-3.1.4.tgz",
+      "integrity": "sha512-nLefjTDau8dpfEq1VSag1jjRizQc9/Io26mlC+/zkJVnvgKEz9xt3nvYW6vlOM0LffGFVapZNyr23Led1VN9Lw==",
       "dev": true,
       "requires": {
         "chalk": "^4.0.0",
@@ -11718,9 +11717,9 @@
       "dev": true
     },
     "safe-identifier": {
-      "version": "0.4.1",
-      "resolved": "https://registry.npmjs.org/safe-identifier/-/safe-identifier-0.4.1.tgz",
-      "integrity": "sha512-73tOz5TXsq3apuCc3vC8c9QRhhdNZGiBhHmPPjqpH4TO5oCDqk8UIsDcSs/RG6dYcFAkOOva0pqHS3u7hh7XXA==",
+      "version": "0.4.2",
+      "resolved": "https://registry.npmjs.org/safe-identifier/-/safe-identifier-0.4.2.tgz",
+      "integrity": "sha512-6pNbSMW6OhAi9j+N8V+U715yBQsaWJ7eyEUaOrawX+isg5ZxhUlV1NipNtgaKHmFGiABwt+ZF04Ii+3Xjkg+8w==",
       "dev": true
     },
     "safer-buffer": {
diff --git a/package.json b/package.json
index 4805fc55..1bbd2831 100644
--- a/package.json
+++ b/package.json
@@ -59,7 +59,7 @@
     "rollup-plugin-livereload": "^1.3.0",
     "rollup-plugin-node-resolve": "^5.2.0",
     "rollup-plugin-peer-deps-external": "^2.2.3",
-    "rollup-plugin-postcss": "^3.1.3",
+    "rollup-plugin-postcss": "^3.1.4",
     "rollup-plugin-replace": "^2.2.0",
     "rollup-plugin-serve": "^1.0.3",
     "rollup-plugin-terser": "^6.1.0",