diff --git a/grafana/provisioning/dashboards/rpc-node/docker_containers.json b/grafana/provisioning/dashboards/rpc-node/docker_containers.json
index 6e4e4368..3c5d9114 100644
--- a/grafana/provisioning/dashboards/rpc-node/docker_containers.json
+++ b/grafana/provisioning/dashboards/rpc-node/docker_containers.json
@@ -403,7 +403,7 @@
           },
           "targets": [
             {
-              "expr": "(node_filesystem_size_bytes{fstype=\"aufs\"} - node_filesystem_free_bytes{fstype=\"aufs\"}) / node_filesystem_size_bytes{fstype=\"aufs\"}  * 100",
+              "expr": "(node_filesystem_size_bytes{fstype=\"ext4\"} - node_filesystem_free_bytes{fstype=\"ext4\"}) / node_filesystem_size_bytes{fstype=\"ext4\"}  * 100",
               "interval": "30s",
               "intervalFactor": 1,
               "legendFormat": "",