diff --git a/src/main/frontend/package-lock.json b/src/main/frontend/package-lock.json
index 087bfbfd..fb2584ce 100644
--- a/src/main/frontend/package-lock.json
+++ b/src/main/frontend/package-lock.json
@@ -3144,9 +3144,9 @@
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+      "resolved": "https://registry.npmjs.org/picocolors/-/picocolors-1.0.0.tgz",
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+      "resolved": "https://registry.npmjs.org/polka/-/polka-1.0.0-next.23.tgz",
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+          "resolved": "https://registry.npmjs.org/@polka/url/-/url-1.0.0-next.23.tgz",
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-      "resolved": "https://registry.npmjs.org/postcss/-/postcss-8.2.13.tgz",
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+      "resolved": "https://registry.npmjs.org/postcss/-/postcss-8.4.31.tgz",
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-        "nanoid": "^3.1.22",
-        "source-map": "^0.6.1"
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-          "dev": true
-        }
+        "nanoid": "^3.3.6",
+        "picocolors": "^1.0.0",
+        "source-map-js": "^1.0.2"
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@@ -3518,6 +3516,12 @@
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+      "resolved": "https://registry.npmjs.org/source-map-js/-/source-map-js-1.0.2.tgz",
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-      "resolved": "https://registry.npmjs.org/trouter/-/trouter-3.2.0.tgz",
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+      "resolved": "https://registry.npmjs.org/trouter/-/trouter-3.2.1.tgz",
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diff --git a/src/main/frontend/package.json b/src/main/frontend/package.json
index 40ed1ce2..aaa3bb87 100644
--- a/src/main/frontend/package.json
+++ b/src/main/frontend/package.json
@@ -34,7 +34,7 @@
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     "@smui/textfield": "^4.2.0",
     "http-proxy-middleware": "^1.0.6",
-    "postcss": "^8.2.13",
+    "postcss": "^8.4.31",
     "rollup": "^2.33.3",
     "rollup-plugin-svelte": "^6.1.1",
     "rollup-plugin-terser": "^7.0.0",