diff --git a/script/build.js b/script/build.js
index 97ef480d..ef831bfe 100644
--- a/script/build.js
+++ b/script/build.js
@@ -46,6 +46,6 @@ build({
   target: "es2020",
   bundle: true,
   sourcemap: true,
-  banner: { js: `const version = "${version}";\n` },
+  define: { WEBAUTHN_JSON_VERSION: JSON.stringify(version) },
   outfile: "dist/bin/main.js",
 });
diff --git a/src/bin/main.ts b/src/bin/main.ts
index 902f70f7..dbbe9573 100755
--- a/src/bin/main.ts
+++ b/src/bin/main.ts
@@ -1,13 +1,13 @@
 /* tslint:disable:no-console no-var-requires */
 
-declare const version: string;
+declare const WEBAUTHN_JSON_VERSION: string;
 import { schema } from "../webauthn-json";
 
 const help = `Usage: ${process.argv[1]} schema`;
 
 const command = process.argv[2];
 if (command === "schema") {
-  const schemaWithVersion = { ...schema, version };
+  const schemaWithVersion = { ...schema, version: WEBAUTHN_JSON_VERSION };
   console.log(JSON.stringify(schemaWithVersion, null, "  "));
 } else {
   console.log(help);