--- a/loadandplot.xml	Fri Oct 06 13:38:23 2017 -0400
+++ b/loadandplot.xml	Fri Oct 06 14:33:47 2017 -0400
@@ -16,7 +16,7 @@
       #set region_names = '|'.join( [ str( $r.name ) for $r in $regions ] )
       regionsfilenames='${region_names}'
       #if $regionsheader:
-        regionsheaderfile='${region_header}'
+        regionsheaderfile='${regionsheader}'
       #end if
       
       #set feature_paths = '|'.join( [ str( $f ) for $f in $features ] )
@@ -26,7 +26,7 @@
       #set feature_names = '|'.join( [ str( $f.name ) for $f in $features ] )
       featuresfilenames='${feature_names}'
       #if $featuresheader:
-        featuresheaderfile='${feature_header}'
+        featuresheaderfile='${featuresheader}'
       #end if
 
       smoothing="'${conditionaltype.smoothing}'"