diff --git a/public/app/plugins/datasource/prometheus/dashboards/prometheus_stats.json b/public/app/plugins/datasource/prometheus/dashboards/prometheus_stats.json
index 0c2e0e85728..3b5b73ea6d4 100644
--- a/public/app/plugins/datasource/prometheus/dashboards/prometheus_stats.json
+++ b/public/app/plugins/datasource/prometheus/dashboards/prometheus_stats.json
@@ -478,7 +478,7 @@
           "steppedLine": false,
           "targets": [
             {
-              "expr": "prometheus_evaluator_duration_milliseconds{quantile!=\"0.01\", quantile!=\"0.05\"}",
+              "expr": "prometheus_evaluator_duration_seconds{quantile!=\"0.01\", quantile!=\"0.05\"}",
               "interval": "",
               "intervalFactor": 2,
               "legendFormat": "{{quantile}}",