diff --git a/config.js b/config.js
index 56e31aa..4134004 100644
--- a/config.js
+++ b/config.js
@@ -7,7 +7,7 @@ const path = require("path");
  * Indicates whether the application is running in development mode.
  * Determined by Electron's packaging state.
  */
-const devMode = !app.isPackaged;
+const devMode = process.env.NODE_ENV === "test" || !app?.isPackaged;
 
 /**
  * Resolves the configuration file path depending on runtime environment.