diff --git a/package.json b/package.json
index f5fc183f..3e6a5b00 100644
--- a/package.json
+++ b/package.json
@@ -182,7 +182,7 @@
   "devDependencies": {
     "@biomejs/biome": "1.9.3",
     "@stylexjs/esbuild-plugin": "0.8.0",
-    "@stylexjs/stylex": "0.8.0",
+    "@stylexjs/stylex": "0.9.1",
     "@types/glob": "8.1.0",
     "@types/mocha": "10.0.9",
     "@types/node": "20.16.11",
diff --git a/pnpm-lock.yaml b/pnpm-lock.yaml
index ff6e3d19..e4a5cf9e 100644
--- a/pnpm-lock.yaml
+++ b/pnpm-lock.yaml
@@ -15,8 +15,8 @@ importers:
         specifier: 0.8.0
         version: 0.8.0
       '@stylexjs/stylex':
-        specifier: 0.8.0
-        version: 0.8.0
+        specifier: 0.9.1
+        version: 0.9.1
       '@types/glob':
         specifier: 8.1.0
         version: 8.1.0
@@ -740,6 +740,9 @@ packages:
   '@stylexjs/stylex@0.8.0':
     resolution: {integrity: sha512-b9W6tFkX7RRo08UeY25cE5zhRREbg/8tj7oQNJPTvZaYZOWIj1ij3VTwNwI7bYG1RdNJO6bi2mjar9wsEV/Szw==}
 
+  '@stylexjs/stylex@0.9.1':
+    resolution: {integrity: sha512-+WBGygO5ODTcbr5twfDdVUBLzuk6gcvtsZ4AI+Tp1r/CEClHnNP9eUsiCHVOq/qfkjYpxbCD6ul7OaOxJo8LQQ==}
+
   '@types/glob@8.1.0':
     resolution: {integrity: sha512-IO+MJPVhoqz+28h1qLAcBEH2+xHMK6MTyHJc7MTnnYb6wsoLR29POVGJ7LycmVXIqyy/4/2ShP5sUwTXuOwb/w==}
 
@@ -2237,6 +2240,12 @@ snapshots:
       invariant: 2.2.4
       styleq: 0.1.3
 
+  '@stylexjs/stylex@0.9.1':
+    dependencies:
+      css-mediaquery: 0.1.2
+      invariant: 2.2.4
+      styleq: 0.1.3
+
   '@types/glob@8.1.0':
     dependencies:
       '@types/minimatch': 5.1.2