diff --git a/www/common/store-interface.js b/www/common/store-interface.js
index 5ecf2c679..3d7a3058f 100644
--- a/www/common/store-interface.js
+++ b/www/common/store-interface.js
@@ -4,7 +4,8 @@
 
 (() => {
 const factory = function () {
-    let USE_MIN = false;
+    let USE_MIN = true;
+    if (localStorage.CryptPad_dev === "1") { USE_MIN = false; }
 
     let path = '/common/worker.bundle.js?';
     if (USE_MIN) { path = '/common/worker.bundle.min.js?'; }