diff --git a/workflow/templates/easy/DMPexcel2mat.m b/workflow/templates/easy/DMPexcel2mat.m
index 7da63863..d5a8d563 100755
--- a/workflow/templates/easy/DMPexcel2mat.m
+++ b/workflow/templates/easy/DMPexcel2mat.m
@@ -173,7 +173,7 @@ numOfMedias=0;
 
 % Grabbing the bare filename from the MasterPlate file to see if we can automatically
 % find a matching DrugMedia file
-[mpFile, mpPath]=masterPlateFile
+[mpFile, mpPath]=fullfile(masterPlateFile)
 mpFileParts=strsplit(mpFile, '_');
 mpBareFileName=strjoin(parts(2:end-1), '_');