diff --git a/package.json b/package.json
index ca57d9f2..3fb2f93c 100644
--- a/package.json
+++ b/package.json
@@ -14,7 +14,7 @@
     "runserver": "node server/node/server.cjs"
   },
   "dependencies": {
-    "@adobe/css-tools": "4.3.0-beta.2",
+    "@adobe/css-tools": "4.3.1",
     "@dqbd/tiktoken": "^1.0.7",
     "@mlc-ai/web-tokenizers": "^0.1.0",
     "@tauri-apps/api": "1.4.0",
diff --git a/pnpm-lock.yaml b/pnpm-lock.yaml
index d06ab2b2..45941a1f 100644
--- a/pnpm-lock.yaml
+++ b/pnpm-lock.yaml
@@ -6,8 +6,8 @@ settings:
 
 dependencies:
   '@adobe/css-tools':
-    specifier: 4.3.0-beta.2
-    version: 4.3.0-beta.2
+    specifier: 4.3.1
+    version: 4.3.1
   '@dqbd/tiktoken':
     specifier: ^1.0.7
     version: 1.0.7
@@ -220,8 +220,8 @@ devDependencies:
 
 packages:
 
-  /@adobe/css-tools@4.3.0-beta.2:
-    resolution: {integrity: sha512-VzekSqtYB+8XX8W1gNRIa1TbTXjVw64I5yLrbBP13JhwecixQzrpXWIszo7FghS9cm6FEFhzIivzwjns35DMlQ==}
+  /@adobe/css-tools@4.3.1:
+    resolution: {integrity: sha512-/62yikz7NLScCGAAST5SHdnjaDJQBDq0M2muyRTpf2VQhw6StBg2ALiu73zSJQ4fMVLA+0uBhBHAle7Wg+2kSg==}
     dev: false
 
   /@alloc/quick-lru@5.2.0:
@@ -2375,6 +2375,7 @@ packages:
   /node-gyp-build-optional-packages@5.0.7:
     resolution: {integrity: sha512-YlCCc6Wffkx0kHkmam79GKvDQ6x+QZkMjFGrIMxgFNILFvGSbCp2fCBC55pGTT9gVaz8Na5CLmxt/urtzRv36w==}
     hasBin: true
+    requiresBuild: true
     dev: false
     optional: true