diff --git a/shims/buffer.js b/shims/buffer.js
new file mode 100644
index 0000000..746e7eb
--- /dev/null
+++ b/shims/buffer.js
@@ -0,0 +1,7 @@
+const { Buffer } = require('filer');
+
+module.exports = {
+  __esModule: true,
+  default: Buffer,
+  Buffer,
+};