diff --git a/package-lock.json b/package-lock.json
index 7fe9da5c7d..c38127ebbe 100644
--- a/package-lock.json
+++ b/package-lock.json
@@ -26623,9 +26623,9 @@
       }
     },
     "node_modules/postcss-loader": {
-      "version": "8.0.0",
-      "resolved": "https://registry.npmjs.org/postcss-loader/-/postcss-loader-8.0.0.tgz",
-      "integrity": "sha512-+RiNlmYd1aXYv6QSBOAu6n9eJYy0ydyXTfjljAJ3vFU6MMo2M552zTVcBpBH+R5aAeKaYVG1K9UEyAVsLL1Qjg==",
+      "version": "8.1.0",
+      "resolved": "https://registry.npmjs.org/postcss-loader/-/postcss-loader-8.1.0.tgz",
+      "integrity": "sha512-AbperNcX3rlob7Ay7A/HQcrofug1caABBkopoFeOQMspZBqcqj6giYn1Bwey/0uiOPAcR+NQD0I2HC7rXzk91w==",
       "dev": true,
       "dependencies": {
         "cosmiconfig": "^9.0.0",
@@ -26640,8 +26640,17 @@
         "url": "https://opencollective.com/webpack"
       },
       "peerDependencies": {
+        "@rspack/core": "0.x || 1.x",
         "postcss": "^7.0.0 || ^8.0.1",
         "webpack": "^5.0.0"
+      },
+      "peerDependenciesMeta": {
+        "@rspack/core": {
+          "optional": true
+        },
+        "webpack": {
+          "optional": true
+        }
       }
     },
     "node_modules/postcss-loader/node_modules/cosmiconfig": {
@@ -32838,7 +32847,7 @@
         "lodash": "4.17.21",
         "mini-css-extract-plugin": "2.7.7",
         "postcss": "8.4.33",
-        "postcss-loader": "8.0.0",
+        "postcss-loader": "8.1.0",
         "preact": "10.19.3",
         "prop-types": "15.8.1",
         "react": "18.2.0",
diff --git a/packages/html-templates/package.json b/packages/html-templates/package.json
index b0a03276a2..a9c9041d06 100644
--- a/packages/html-templates/package.json
+++ b/packages/html-templates/package.json
@@ -54,7 +54,7 @@
     "lodash": "4.17.21",
     "mini-css-extract-plugin": "2.7.7",
     "postcss": "8.4.33",
-    "postcss-loader": "8.0.0",
+    "postcss-loader": "8.1.0",
     "preact": "10.19.3",
     "prop-types": "15.8.1",
     "react": "18.2.0",