diff --git a/lib/Common.js b/lib/Common.js
index 4107dca74..f8b374a42 100644
--- a/lib/Common.js
+++ b/lib/Common.js
@@ -165,7 +165,7 @@ Common.prepareAppConf = function(opts, app) {
   /**
    * Auto detect .map file and enable source map support automatically
    */
-  if (app.disable_source_map_support != true) {
+  if (app.disable_source_map_support != true && app.source_map_support != false) {
     try {
       fs.accessSync(app.pm_exec_path + '.map', fs.R_OK);
       app.source_map_support = true;