diff --git a/LoadCSVData.pl b/LoadCSVData.pl
index e21b7a6..9a44020 100755
--- a/LoadCSVData.pl
+++ b/LoadCSVData.pl
@@ -135,15 +135,12 @@ sub matlabCalc {
         #print $ENV{"HOME"} . "\n";
         $ENV{"HOME"} = "/" . $ENV{"HOME"};
 
-        #chdir($matlab_func_dir)
-        #  or die "cannot change: $!\n";
+        chdir($matlab_func_dir)
+          or die "cannot change: $!\n";
         print getTimeStamp("log")
           . " - pid $$ >> current dir: $matlab_func_dir\n";
-        my @args = (
-            'cd', $matlab_func_dir, '; timeout', $matlab_timeout,
-            $matlab_cmd, $matlab_rt, $unit, $tool
-        );
-        if ( system(@args) != 0 ) {
+        my $args = "timeout $matlab_timeout $matlab_cmd $matlab_rt $unit $tool";
+        if ( system($args) != 0 ) {
             open( my $fh, '<', $MatlabErrorFilename )
               or warn print getTimeStamp("log")
               . " - pid $$ >> Cannot open Matlab output error file: ${MatlabErrorFilename}\n";
@@ -160,13 +157,13 @@ sub matlabCalc {
 
             if ( $exit_value == 124 ) {
                 print getTimeStamp("log")
-                  . " - pid $$ >> system @args excessive duration: killed after $matlab_timeout seconds\n";
+                  . " - pid $$ >> system $args excessive duration: killed after $matlab_timeout seconds\n";
                 $matlab_error =
 "Matlab elab excessive duration: killed after $matlab_timeout seconds";
             }
             else {
                 print getTimeStamp("log")
-                  . " - pid $$ >> system @args failed: return code $exit_value - $?\n";
+                  . " - pid $$ >> system $args failed: return code $exit_value - $?\n";
                 $matlab_error = "Matlab elab failed: $exit_value - $?";
             }
             makeEmailMsg();