diff --git a/scripts/install b/scripts/install
index d6e3e24..d3bc6e9 100644
--- a/scripts/install
+++ b/scripts/install
@@ -96,7 +96,7 @@ ynh_setup_source --dest_dir="$final_path"
 
 mkdir -p "$final_path/$app"
 
-chmod -R 750 "$final_path"
+chmod 750 "$final_path"
 chmod -R o-rwx "$final_path"
 chown -R $app:www-data "$final_path"
 
@@ -151,7 +151,7 @@ export PATH="$final_path/vendor/bin:$PATH"
 #=================================================
 ynh_script_progression --message="Installing Drupal..."
 
-chmod -R 750 "$final_path"
+chmod 750 "$final_path"
 chmod -R o-rwx "$final_path"
 chown -R $app:www-data "$final_path"
 
diff --git a/scripts/restore b/scripts/restore
index c4071ab..8d4dfb4 100644
--- a/scripts/restore
+++ b/scripts/restore
@@ -66,7 +66,7 @@ ynh_script_progression --message="Restoring the app main directory..."
 
 ynh_restore_file --origin_path="$final_path"
 
-chmod -R 750 "$final_path"
+chmod 750 "$final_path"
 chmod -R o-rwx "$final_path"
 chown -R $app:www-data "$final_path"
 
diff --git a/scripts/upgrade b/scripts/upgrade
index af1eb45..cb2a712 100644
--- a/scripts/upgrade
+++ b/scripts/upgrade
@@ -78,7 +78,7 @@ then
     mkdir -p "$final_path/$app"
 fi
 
-chmod -R 750 "$final_path"
+chmod 750 "$final_path"
 chmod -R o-rwx "$final_path"
 chown -R $app:www-data "$final_path"
 
@@ -131,7 +131,7 @@ ynh_script_progression --message="Upgrading Drupal..."
 
 ynh_backup_if_checksum_is_different --file="$final_path/$app/sites/default/settings.php"
 
-chmod -R 750 "$final_path"
+chmod 750 "$final_path"
 chmod -R o-rwx "$final_path"
 chown -R $app:www-data "$final_path"