diff --git a/package.json b/package.json
index f7aed4483..e583af929 100644
--- a/package.json
+++ b/package.json
@@ -130,7 +130,7 @@
     "jest-environment-jsdom": "29.7.0",
     "nock": "13.5.1",
     "postcss": "8.4.35",
-    "postcss-loader": "8.0.0",
+    "postcss-loader": "8.1.0",
     "prettier": "3.2.5",
     "react-test-renderer": "18.2.0",
     "style-loader": "3.3.4",
diff --git a/pnpm-lock.yaml b/pnpm-lock.yaml
index 60e4b3997..7defd955f 100644
--- a/pnpm-lock.yaml
+++ b/pnpm-lock.yaml
@@ -110,8 +110,8 @@ devDependencies:
     specifier: 8.4.35
     version: 8.4.35
   postcss-loader:
-    specifier: 8.0.0
-    version: 8.0.0(postcss@8.4.35)(typescript@5.3.3)(webpack@5.90.1)
+    specifier: 8.1.0
+    version: 8.1.0(postcss@8.4.35)(typescript@5.3.3)(webpack@5.90.1)
   prettier:
     specifier: 3.2.5
     version: 3.2.5
@@ -4276,12 +4276,18 @@ packages:
       yaml: 2.3.2
     dev: true
 
-  /postcss-loader@8.0.0(postcss@8.4.35)(typescript@5.3.3)(webpack@5.90.1):
-    resolution: {integrity: sha512-+RiNlmYd1aXYv6QSBOAu6n9eJYy0ydyXTfjljAJ3vFU6MMo2M552zTVcBpBH+R5aAeKaYVG1K9UEyAVsLL1Qjg==}
+  /postcss-loader@8.1.0(postcss@8.4.35)(typescript@5.3.3)(webpack@5.90.1):
+    resolution: {integrity: sha512-AbperNcX3rlob7Ay7A/HQcrofug1caABBkopoFeOQMspZBqcqj6giYn1Bwey/0uiOPAcR+NQD0I2HC7rXzk91w==}
     engines: {node: '>= 18.12.0'}
     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
     dependencies:
       cosmiconfig: 9.0.0(typescript@5.3.3)
       jiti: 1.20.0