diff --git a/ohmpi.py b/ohmpi.py
index d133104efb066dc08825a145834e1f385a3b3a79..64a8f4655f9a1c5bb98ab1133d34e7f771431101 100644
--- a/ohmpi.py
+++ b/ohmpi.py
@@ -812,6 +812,6 @@ if __name__ == "__main__":
     # start interface
     Popen(['python', CONTROL_CONFIG['interface']])
 
-    ohmpi = OhmPi(settings='ohmpi_param.json')
+    ohmpi = OhmPi(settings='ohmpi_settings.json')