diff --git a/scripts/install b/scripts/install
index 87dbb19..f594294 100755
--- a/scripts/install
+++ b/scripts/install
@@ -108,7 +108,7 @@ ynh_setup_source --dest_dir="$final_path" --source_id=$architecture
 
 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 bd56f6e..11b8ae4 100755
--- a/scripts/restore
+++ b/scripts/restore
@@ -70,7 +70,7 @@ 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"
 
 #=================================================
 # SPECIFIC RESTORATION
diff --git a/scripts/upgrade b/scripts/upgrade
index e4e1ebf..051fa7f 100755
--- a/scripts/upgrade
+++ b/scripts/upgrade
@@ -117,7 +117,7 @@ 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