diff --git a/processing/pre/geom_fromAng.py b/processing/pre/geom_fromAng.py
index f27027c5a..c599b78b1 100755
--- a/processing/pre/geom_fromAng.py
+++ b/processing/pre/geom_fromAng.py
@@ -75,7 +75,7 @@ for file in files:
   file['croak'].write('\033[1m' + scriptName + '\033[0m: ' + (file['name'] if file['name'] != 'STDIN' else '') + '\n')
 
   info = {
-          'grid':   np.zones(3,'i'),
+          'grid':   np.ones(3,'i'),
           'size':   np.zeros(3,'d'),
           'origin': np.zeros(3,'d'),
           'microstructures': 0,
diff --git a/processing/pre/geom_fromTIFF.py b/processing/pre/geom_fromTIFF.py
index 7925dbf86..12a0e8d64 100755
--- a/processing/pre/geom_fromTIFF.py
+++ b/processing/pre/geom_fromTIFF.py
@@ -91,7 +91,7 @@ for file in files:
             ]
   file['output'].write('\n'.join(['%i\theader'%(len(header))] + header) + '\n')
   np.savetxt(file['output'],imarray.reshape([info['grid'][1]*info['grid'][2],info['grid'][0]]),
-                            fmt='%0'+str(1+int(math.log10(np.amax(imarray))))+'d'
+                            fmt='%0'+str(1+int(math.log10(np.amax(imarray))))+'d')
   
 #--- output finalization -------------------------------------------------------------------------- 
   if file['name'] != 'STDIN':