diff --git a/data/grid5000/sites/nancy/clusters/grat/grat.json b/data/grid5000/sites/nancy/clusters/grat/grat.json
index 9e3a80f06c9b105f8dfa91d0a163f156bd62d792..fa1173666c021d3611bda61417cfc261bd84827a 100644
--- a/data/grid5000/sites/nancy/clusters/grat/grat.json
+++ b/data/grid5000/sites/nancy/clusters/grat/grat.json
@@ -1863,7 +1863,6 @@
       "source": {
         "id": [
           "node_boot_time_seconds",
-          "node_cpu_scaling_frequency_hertz",
           "node_cpu_seconds_total",
           "node_filesystem_free_bytes",
           "node_filesystem_size_bytes",
diff --git a/input/grid5000/sites/nancy/clusters/grat/grat_metrics.yaml b/input/grid5000/sites/nancy/clusters/grat/grat_metrics.yaml
index ae750e016ac91078116ece9c57b9bb881084542e..43623b172f2a1b952dd6e012f7859c977611cca2 100644
--- a/input/grid5000/sites/nancy/clusters/grat/grat_metrics.yaml
+++ b/input/grid5000/sites/nancy/clusters/grat/grat_metrics.yaml
@@ -1293,7 +1293,6 @@ metrics:
       port: 9100
       id:
         - node_boot_time_seconds
-        - node_cpu_scaling_frequency_hertz
         - node_cpu_seconds_total
         - node_filesystem_free_bytes
         - node_filesystem_size_bytes