diff --git a/scripts/install b/scripts/install
index a48ecdc..42d51af 100644
--- a/scripts/install
+++ b/scripts/install
@@ -132,7 +132,7 @@ ynh_setup_source --dest_dir="$final_path"
 
 chmod -R 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 639268f..e210367 100644
--- a/scripts/restore
+++ b/scripts/restore
@@ -73,7 +73,7 @@ ynh_restore_file --origin_path="$final_path"
 
 chmod -R 750 "$final_path"
 chmod -R o-rwx "$final_path"
-chown -R $app:$app "$final_path"
+chown -R $app:www-data "$final_path"
 
 #=================================================
 # SPECIFIC RESTORATION
diff --git a/scripts/upgrade b/scripts/upgrade
index e88c791..9b65839 100644
--- a/scripts/upgrade
+++ b/scripts/upgrade
@@ -171,7 +171,7 @@ fi
 
 chmod -R 750 "$final_path"
 chmod -R o-rwx "$final_path"
-chown -R $app:$app "$final_path"
+chown -R $app:www-data "$final_path"
 
 #=================================================
 # NGINX CONFIGURATION