diff --git a/doc/admin/observability/alert_solutions.md b/doc/admin/observability/alert_solutions.md
index 3ce0073be1d..3e95745d687 100644
--- a/doc/admin/observability/alert_solutions.md
+++ b/doc/admin/observability/alert_solutions.md
@@ -2710,7 +2710,8 @@ with your code hosts connections or networking issues affecting communication wi
 
 **Descriptions**
 
-- <span class="badge badge-critical">critical</span> repo-updater: 0+ site level external service sync error rate for 10m0s
+- <span class="badge badge-warning">warning</span> repo-updater: 0.5+ site level external service sync error rate for 10m0s
+- <span class="badge badge-critical">critical</span> repo-updater: 1+ site level external service sync error rate for 10m0s
 
 **Possible solutions**
 
@@ -2725,6 +2726,7 @@ with your code hosts connections or networking issues affecting communication wi
 
 ```json
 "observability.silenceAlerts": [
+  "warning_repo-updater_src_repoupdater_syncer_sync_errors_total",
   "critical_repo-updater_src_repoupdater_syncer_sync_errors_total"
 ]
 ```
diff --git a/monitoring/definitions/repo_updater.go b/monitoring/definitions/repo_updater.go
index 9f65bf42cfd..b2061c1ec6c 100644
--- a/monitoring/definitions/repo_updater.go
+++ b/monitoring/definitions/repo_updater.go
@@ -64,7 +64,8 @@ func RepoUpdater() *monitoring.Container {
 							Name:        "src_repoupdater_syncer_sync_errors_total",
 							Description: "site level external service sync error rate",
 							Query:       `max by (family) (rate(src_repoupdater_syncer_sync_errors_total{owner!="user"}[5m]))`,
-							Critical:    monitoring.Alert().Greater(0, nil).For(10 * time.Minute),
+							Warning:     monitoring.Alert().Greater(0.5, nil).For(10 * time.Minute),
+							Critical:    monitoring.Alert().Greater(1, nil).For(10 * time.Minute),
 							Panel:       monitoring.Panel().Unit(monitoring.Number).With(monitoring.PanelOptions.ZeroIfNoData()),
 							Owner:       monitoring.ObservableOwnerCoreApplication,
 							PossibleSolutions: `