diff --git a/companion/src/simulation/simulatorwidget.cpp b/companion/src/simulation/simulatorwidget.cpp
index 61e4d7bf9..058c3516a 100644
--- a/companion/src/simulation/simulatorwidget.cpp
+++ b/companion/src/simulation/simulatorwidget.cpp
@@ -225,6 +225,7 @@ bool SimulatorWidget::setStartupData(const QByteArray & dataSource, bool fromFil
       else {
         // the binary file will be read/written directly by the fw interface, save the file name for simulator->start()
         startupData = dataSource;
+        ret = 1;
       }
     }
   }