diff --git a/package-lock.json b/package-lock.json
index c5e5e74..cb72770 100644
--- a/package-lock.json
+++ b/package-lock.json
@@ -14,7 +14,7 @@
         "@easyops-cn/docusaurus-search-local": "^0.55.1",
         "@mdx-js/react": "^3.0.0",
         "clsx": "^2.0.0",
-        "postprocessing": "^6.37.8",
+        "postprocessing": "^6.39.0",
         "prism-react-renderer": "^2.3.0",
         "react": "^19.0.0",
         "react-dom": "^19.0.0",
@@ -18260,12 +18260,12 @@
       }
     },
     "node_modules/postprocessing": {
-      "version": "6.37.8",
-      "resolved": "https://registry.npmjs.org/postprocessing/-/postprocessing-6.37.8.tgz",
-      "integrity": "sha512-qTFUKS51z/fuw2U+irz4/TiKJ/0oI70cNtvQG1WxlPKvBdJUfS1CcFswJd5ATY3slotWfvkDDZAsj1X0fU8BOQ==",
+      "version": "6.39.0",
+      "resolved": "https://registry.npmjs.org/postprocessing/-/postprocessing-6.39.0.tgz",
+      "integrity": "sha512-/G6JY8hs426lcto/pBZlnFSkyEo1fHsh4gy7FPJtq1SaSUOzJgDW6f6f1K/+aMOYzK/eQEefyOb3++jPPIUeDA==",
       "license": "Zlib",
       "peerDependencies": {
-        "three": ">= 0.157.0 < 0.181.0"
+        "three": ">= 0.168.0 < 0.184.0"
       }
     },
     "node_modules/pretty-error": {
diff --git a/package.json b/package.json
index 0efddbb..697537e 100644
--- a/package.json
+++ b/package.json
@@ -22,7 +22,7 @@
     "@easyops-cn/docusaurus-search-local": "^0.55.1",
     "@mdx-js/react": "^3.0.0",
     "clsx": "^2.0.0",
-    "postprocessing": "^6.37.8",
+    "postprocessing": "^6.39.0",
     "prism-react-renderer": "^2.3.0",
     "react": "^19.0.0",
     "react-dom": "^19.0.0",