diff --git a/processing/post/addDataToGeometry.py b/processing/post/addDataToGeometry.py
index 8cc49b40d..be2c134c7 100755
--- a/processing/post/addDataToGeometry.py
+++ b/processing/post/addDataToGeometry.py
@@ -100,7 +100,7 @@ for geomtype in ['nodebased','ipbased']:
       if not findTag(vtkfilename,dataSetTag[geomtype]):                                # check if data set is already present...
         vtkfile.write(dataSetTag[geomtype] + ' %i'%len(myData[0]))                     # ... if not, write keyword
       for idx,label in enumerate(table.labels):                                        # write data
-        vtkfile.write('\nSCALARS '+label+' float 1\nLOOKUP_TABLE default\n')           # all scalar data
+        vtkfile.write('\nSCALARS '+label+' double 1\nLOOKUP_TABLE default\n')           # all scalar data
         vtkfile.write('\n'.join(map(str,myData[idx])))
 
 
diff --git a/processing/post/marc_deformedGeometry.py b/processing/post/marc_deformedGeometry.py
index 166f6fedd..69dc08d4a 100755
--- a/processing/post/marc_deformedGeometry.py
+++ b/processing/post/marc_deformedGeometry.py
@@ -145,7 +145,7 @@ for incCount,position in enumerate(locations):     # walk through locations
   
     with open(outFilename,'a') as myfile:
       myfile.write("POINT_DATA %i\n"%{'nodebased':Nnodes,'ipbased':Ncellnodes}[geomtype])
-      myfile.write("VECTORS displacement float\n")
+      myfile.write("VECTORS displacement double\n")
       coordinates = {'nodebased':node_displacement,'ipbased':cellnode_displacement}[geomtype]
       for n in range({'nodebased':Nnodes,'ipbased':Ncellnodes}[geomtype]):
         myfile.write("%.8e %.8e %.8e\n"%(coordinates[n][0],coordinates[n][1],coordinates[n][2]))