diff --git a/README.md b/README.md
index e62607f..50ccf49 100644
--- a/README.md
+++ b/README.md
@@ -38,4 +38,13 @@ chmod +x expanseR
 bash expanseR -o /path/to/your/input/directory -i /path/to/your/output/directory
 ```
 
-You can also use R script in standalone, you will have to specify your folders in the r script.
\ No newline at end of file
+You can also use R script in standalone, you will have to specify your folders in the r script.
+
+## Renaming files
+
+You can rename your files before converting them using the bash script `batch_rename.sh`. You will have to switch the parameter in it such as vigie-chiro prefix 
+(e.g 
+```bash
+vigie_prefix="Car721035-2021-Pass0-Z2"
+```
+) and device prefix.
diff --git a/batch_rename.sh b/batch_rename.sh
new file mode 100755
index 0000000..f485ac6
--- /dev/null
+++ b/batch_rename.sh
@@ -0,0 +1,18 @@
+#!/bin/bash
+vigie_prefix="Car721035-2021-Pass0-Z2"
+device_prefix="-AudioMoth-247AA5015FDF286B-"
+prefix="$vigie_prefix$device_prefix"
+echo "Adding  $prefix"
+extensions=('WAV', 'wav')
+n=`ls | wc -l`
+i=1
+for extension in "${extensions[@]}"
+do
+	for item in `ls *.$extension`
+	do
+		echo "($i/$n) 		Renaming $item"
+		echo "mv $item $prefix$item"
+		$(mv "$item" "$prefix$item")
+		i=$((i+1))
+	done
+done