diff --git a/slsDetectorCalibration/gotthardExecutables/Makefile b/slsDetectorCalibration/gotthardExecutables/Makefile
index edd3e257d..5d11522b1 100644
--- a/slsDetectorCalibration/gotthardExecutables/Makefile
+++ b/slsDetectorCalibration/gotthardExecutables/Makefile
@@ -10,5 +10,5 @@ sls_detector_put exptime 0.000005
 sls_detector_put period 0.01
 
 
-sls_detector_put vhighvoltage 90
+sls_detector_put highvoltage 90