diff --git a/Workflows/Fault_Sweep/sm_pump_triplex_DOEdata_tocsv.m b/Workflows/Fault_Sweep/sm_pump_triplex_DOEdata_tocsv.m
index 9bd036a..4c7dfc3 100644
--- a/Workflows/Fault_Sweep/sm_pump_triplex_DOEdata_tocsv.m
+++ b/Workflows/Fault_Sweep/sm_pump_triplex_DOEdata_tocsv.m
@@ -5,7 +5,9 @@ function sm_pump_triplex_DOEdata_tocsv(test_Data)
 % Copyright 2017-2022 The MathWorks, Inc.
 
 % Make data directory if it doesn't exist
-if ~exist('Data', 'dir')
+
+cd(fileparts(which(mfilename')));
+if ~(isfolder([pwd filesep 'Data']))
     mkdir('Data')
 end