diff --git a/Convert_Matlab/overlap_v6.py b/Convert_Matlab/overlap_v6.py
index 4baa1582b66b6c4d459949d380612ab0acef3da3..56769e4251caf03957b1fbccdb198c11cd67ec25 100755
--- a/Convert_Matlab/overlap_v6.py
+++ b/Convert_Matlab/overlap_v6.py
@@ -22,7 +22,6 @@ print("e_overestim =", e_overestim)
 
 with open(f"edgelist_{orientation}.csv", "w", newline = '') as edgelist:
     writer = csv.writer(edgelist, delimiter = ' ', lineterminator = "\n")
-    writer.writerow(["predecessor", "successor"])
 
     for k1 in range(n_dates):
         for i1, id_child_1 in enumerate(id_child[:n_eddies[k1], k1]):