diff --git a/enedisgateway2mqtt_dev/rootfs/etc/nginx/servers/ingress.conf b/enedisgateway2mqtt_dev/rootfs/etc/nginx/servers/ingress.conf
index 2dfce0b7e..6c14b49a3 100644
--- a/enedisgateway2mqtt_dev/rootfs/etc/nginx/servers/ingress.conf
+++ b/enedisgateway2mqtt_dev/rootfs/etc/nginx/servers/ingress.conf
@@ -6,7 +6,7 @@ server {
     location / {
        proxy_pass http://127.0.0.1:5000;
        root /app;
-       
+
        # Sub_filter
        proxy_set_header Accept-Encoding "";
        sub_filter_once off;
@@ -21,6 +21,10 @@ server {
        sub_filter /reset %%ingress_entry%%/reset;
        sub_filter /static %%ingress_entry%%/static;
        sub_filter /usage %%ingress_entry%%/usage;
+
+       # utf8
+       charset utf-8;
+       source_charset utf-8;
     }
 }