diff --git a/scripts/backup b/scripts/backup
index 5dddfb2..8ea686b 100644
--- a/scripts/backup
+++ b/scripts/backup
@@ -1,4 +1,4 @@
-#! /bin/bash
+#!/bin/bash
 
 app=pluxml
 app_path=/var/www/$app
@@ -6,4 +6,4 @@ save_path=$1
 
 sudo mkdir -p $save_path
 sudo cp -R $app_path/data $save_path/
-sudo cp $app_path/config.php $save_path/
\ No newline at end of file
+sudo cp $app_path/config.php $save_path/
diff --git a/scripts/install b/scripts/install
index b09fcd6..43fb38c 100644
--- a/scripts/install
+++ b/scripts/install
@@ -1,4 +1,4 @@
-#! /bin/bash
+#!/bin/bash
 
 app=pluxml
 
diff --git a/scripts/remove b/scripts/remove
index 3bae481..edf6e8c 100644
--- a/scripts/remove
+++ b/scripts/remove
@@ -1,4 +1,4 @@
-#! /bin/bash
+#!/bin/bash
 
 app=pluxml
 domain=$(sudo yunohost app setting $app domain)
diff --git a/scripts/restore b/scripts/restore
index 0ded1d3..715ac07 100644
--- a/scripts/restore
+++ b/scripts/restore
@@ -1,4 +1,4 @@
-#! /bin/bash
+#!/bin/bash
 
 app=pluxml
 app_path=/var/www/$app
diff --git a/scripts/upgrade b/scripts/upgrade
index 8c630c2..706a86d 100644
--- a/scripts/upgrade
+++ b/scripts/upgrade
@@ -1,4 +1,4 @@
-#! /bin/bash
+#!/bin/bash
 
 app=pluxml