diff --git a/UD_any/batches.py b/UD_any/batches.py
index d3ee994caeac0cc15f3cfa0c91ec90938e6e4e63..f43d13077da8c32ae3e7f4d1290e11c12966d191 100644
--- a/UD_any/batches.py
+++ b/UD_any/batches.py
@@ -1,3 +1,5 @@
+# To untrack the file do : git update-index --skip-worktree batches.py
+
 templatesExperiments = [
   {
     'mode'      : 'txt',