diff --git a/_data/rules.yml b/_data/rules.yml
index 9893353..849e647 100644
--- a/_data/rules.yml
+++ b/_data/rules.yml
@@ -223,9 +223,9 @@ groups:
                 description: '{{ $labels.instance }} interface {{ $labels.device }} has encountered {{ printf "%.0f" $value }} transmit errors in the last five minutes.'
                 query: 'increase(node_network_transmit_errs_total[5m]) > 0'
                 severity: warning
-              - name: Host Network Not 1Gb Speed
-                description: 'The network interface "{{ $labels.interface }}" on "{{ $labels.instance }}" is not connected at 1Gb.'
-                query: 'node_network_speed_bytes != 125000000'
+              - name: Host Network Interface Saturated
+                description: 'The network interface "{{ $labels.interface }}" on "{{ $labels.instance }}" is getting overloaded.'
+                query: '(rate(node_network_receive_bytes_total{device!~"^tap.*"}[1m]) + rate(node_network_transmit_bytes_total{device!~"^tap.*"}[1m])) / node_network_speed_bytes{device!~"^tap.*"} > 0.8'
                 severity: warning
                 
       - name: Docker containers