diff --git a/server.js b/server.js
index 3239811..5029779 100644
--- a/server.js
+++ b/server.js
@@ -23,7 +23,7 @@ process.on('SIGTERM', () => {
     process.exit(0);
 });
 
-const VERSION = require("fs").existsSync("version.txt") ? require("fs").readFileSync("version.txt", "utf8").trim() : "none";
+const VERSION = process.env['TINYPIN_VERSION'] ? process.env['TINYPIN_VERSION'].trim() : "none";
 
 const argv = yargs
     .option('slow', {