diff --git a/lib/charms/nrpe_exporter/v0/nrpe_exporter.py b/lib/charms/nrpe_exporter/v0/nrpe_exporter.py
index 630a011..3998eba 100644
--- a/lib/charms/nrpe_exporter/v0/nrpe_exporter.py
+++ b/lib/charms/nrpe_exporter/v0/nrpe_exporter.py
@@ -432,7 +432,7 @@ def _generate_alert(self, relation, cmd, id, unit) -> dict:
         return {
             "alert": "{}NrpeAlert".format("".join([x.title() for x in cmd.split("_")])),
             # Average over 5 minutes considering a 60 second scrape interval
-            "expr": "avg_over_time(command_status{{juju_unit='{}',command='{}'}}[5m]) > 1".format(
+            "expr": "avg_over_time(command_status{{juju_unit='{}',command='{}'}}[15m]) > 1".format(
                 re.sub(r"^(.*?)[-_](\d+)$", r"\1/\2", id.replace("_", "-")), cmd
             )
             + " or (absent_over_time(up{{juju_unit='{}'}}[10m]) == 1)".format(