diff --git a/scripts/install b/scripts/install
index 9e670425..4911d50b 100644
--- a/scripts/install
+++ b/scripts/install
@@ -97,7 +97,7 @@ ynh_setup_source --dest_dir="$final_path"
 
 chmod 750 "$final_path"
 chmod -R o-rwx "$final_path"
-chown -R $app:$app "$final_path"
+chown -R $app:www-data "$final_path"
 
 #=================================================
 # NGINX CONFIGURATION
diff --git a/scripts/restore b/scripts/restore
index 7a928161..9d05f067 100644
--- a/scripts/restore
+++ b/scripts/restore
@@ -71,7 +71,7 @@ ynh_restore_file --origin_path="$final_path"
 
 chmod 750 "$final_path"
 chmod -R o-rwx "$final_path"
-chown -R $app:$app "$final_path"
+chown -R $app:www-data "$final_path"
 
 #=================================================
 # RESTORE THE PHP-FPM CONFIGURATION
diff --git a/scripts/upgrade b/scripts/upgrade
index 4530c849..ff947548 100644
--- a/scripts/upgrade
+++ b/scripts/upgrade
@@ -147,7 +147,7 @@ fi
 
 chmod 750 "$final_path"
 chmod -R o-rwx "$final_path"
-chown -R $app:$app "$final_path"
+chown -R $app:www-data "$final_path"
 
 #=================================================
 # NGINX CONFIGURATION