diff --git a/gt_matlab_trajs.py b/gt_matlab_trajs.py
index 42a0b34cfa074a93ef82250da0f66813199855e0..c0e3cecae637540f08c2a0e8c967bf6e7c7d517f 100755
--- a/gt_matlab_trajs.py
+++ b/gt_matlab_trajs.py
@@ -6,7 +6,6 @@
 # the trajectory ID that that segment belongs to. The output is either an
 # expanded JSON file and/or an edgelist file with all of the trajectories.
 # Inputs:
-    # orientation
     # name and the location of the gt segmented cf graph
 # Output:
     # trajectories.json that contains all of the trajectories
@@ -18,8 +17,6 @@ import csv
 import graph_tool.util as ut
 import sys
 
-orientation = 'anti'
-
 g = gt.Graph()
 g.load(sys.argv[1])
 traj_mark = g.new_vp('int')