diff --git a/README.md b/README.md
index 4f5dd62..5284bd8 100644
--- a/README.md
+++ b/README.md
@@ -70,6 +70,12 @@ You can change build config in `config.json`
 2. put them into `./source/cn`
 3. run `build.py` and **BE PATIENT**, instantiation will take about 30 minutes
 
+### Release Build
+
+```sh
+python build.py --release
+```
+
 ## credit
 
 - [Jetbrains Mono](https://github.com/JetBrains/JetBrainsMono)
diff --git a/build.py b/build.py
index f7dbb7f..33e72bf 100644
--- a/build.py
+++ b/build.py
@@ -675,6 +675,8 @@ def main():
         shutil.copytree(output_woff2, "woff2")
         print("copy woff2 to root")
 
+        run(f"ftcli converter ft2wf -out woff2/var -f woff2 {output_variable}")
+
     print(f"=== [Build Success ({time.time() - start_time:.2f} s)] ===")
 
 
diff --git a/release.py b/release.py
deleted file mode 100644
index 3859543..0000000
--- a/release.py
+++ /dev/null
@@ -1,15 +0,0 @@
-import subprocess
-
-subprocess.run(["python", "build.py", "--release"])
-subprocess.run(
-    [
-        "ftcli",
-        "converter",
-        "ft2wf",
-        "-out",
-        "./website/public/fonts/",
-        "-f",
-        "woff2",
-        "./fonts/variable/",
-    ]
-)
diff --git a/woff2/var/MapleMono-Italic[wght]-VF.woff2 b/woff2/var/MapleMono-Italic[wght]-VF.woff2
new file mode 100644
index 0000000..5b4185d
Binary files /dev/null and b/woff2/var/MapleMono-Italic[wght]-VF.woff2 differ
diff --git a/woff2/var/MapleMono[wght]-VF.woff2 b/woff2/var/MapleMono[wght]-VF.woff2
new file mode 100644
index 0000000..8438545
Binary files /dev/null and b/woff2/var/MapleMono[wght]-VF.woff2 differ