diff --git a/backend/src/typeorm/connection.ts b/backend/src/typeorm/connection.ts
index 16e5674ab..d56a95778 100644
--- a/backend/src/typeorm/connection.ts
+++ b/backend/src/typeorm/connection.ts
@@ -39,7 +39,7 @@ export class Connection {
         logging: true,
         logger: new FileLogger('all', {
           // workaround to let previous path working, because with esbuild the script root path has changed
-          logPath: CONFIG.PRODUCTION ? '../' : '' + CONFIG.TYPEORM_LOGGING_RELATIVE_PATH,
+          logPath: (CONFIG.PRODUCTION ? '../' : '') + CONFIG.TYPEORM_LOGGING_RELATIVE_PATH,
         }),
         extra: {
           charset: 'utf8mb4_unicode_ci',