diff --git a/cmd/crowdsec-cli/alerts.go b/cmd/crowdsec-cli/alerts.go
index c498536daa1..3437a95361d 100644
--- a/cmd/crowdsec-cli/alerts.go
+++ b/cmd/crowdsec-cli/alerts.go
@@ -269,6 +269,7 @@ cscli alerts list --type ban`,
 
 	var ActiveDecision *bool
 	var AlertDeleteAll bool
+	var delAlertByID string
 	var alertDeleteFilter = apiclient.AlertsDeleteOpts{
 		ScopeEquals:    new(string),
 		ValueEquals:    new(string),
@@ -292,7 +293,7 @@ cscli alerts delete -s crowdsecurity/ssh-bf"`,
 			}
 			if *alertDeleteFilter.ScopeEquals == "" && *alertDeleteFilter.ValueEquals == "" &&
 				*alertDeleteFilter.ScenarioEquals == "" && *alertDeleteFilter.IPEquals == "" &&
-				*alertDeleteFilter.RangeEquals == "" {
+				*alertDeleteFilter.RangeEquals == "" && delAlertByID == "" {
 				_ = cmd.Usage()
 				log.Fatalln("At least one filter or --all must be specified")
 			}
@@ -334,12 +335,20 @@ cscli alerts delete -s crowdsecurity/ssh-bf"`,
 				limit := 0
 				alertDeleteFilter = apiclient.AlertsDeleteOpts{Limit: &limit}
 			}
-			alerts, _, err := Client.Alerts.Delete(context.Background(), alertDeleteFilter)
-			if err != nil {
-				log.Fatalf("Unable to delete alerts : %v", err)
+
+			var alerts *models.DeleteAlertsResponse
+			if delAlertByID == "" {
+				alerts, _, err = Client.Alerts.Delete(context.Background(), alertDeleteFilter)
+				if err != nil {
+					log.Fatalf("Unable to delete alerts : %v", err)
+				}
+			} else {
+				alerts, _, err = Client.Alerts.DeleteOne(context.Background(), delAlertByID)
+				if err != nil {
+					log.Fatalf("Unable to delete alert :  %v", err)
+				}
 			}
 			log.Infof("%s alert(s) deleted", alerts.NbDeleted)
-
 		},
 	}
 	cmdAlertsDelete.Flags().SortFlags = false
@@ -348,6 +357,7 @@ cscli alerts delete -s crowdsecurity/ssh-bf"`,
 	cmdAlertsDelete.Flags().StringVarP(alertDeleteFilter.ScenarioEquals, "scenario", "s", "", "the scenario (ie. crowdsecurity/ssh-bf)")
 	cmdAlertsDelete.Flags().StringVarP(alertDeleteFilter.IPEquals, "ip", "i", "", "Source ip (shorthand for --scope ip --value <IP>)")
 	cmdAlertsDelete.Flags().StringVarP(alertDeleteFilter.RangeEquals, "range", "r", "", "Range source ip (shorthand for --scope range --value <RANGE>)")
+	cmdAlertsDelete.Flags().StringVar(&delAlertByID, "id", "", "alert ID")
 	cmdAlertsDelete.Flags().BoolVarP(&AlertDeleteAll, "all", "a", false, "delete all alerts")
 	cmdAlertsDelete.Flags().BoolVar(contained, "contained", false, "query decisions contained by range")
 
diff --git a/tests/bats/80_alerts.bats b/tests/bats/80_alerts.bats
index 39cd70a5a6a..514e90d6285 100644
--- a/tests/bats/80_alerts.bats
+++ b/tests/bats/80_alerts.bats
@@ -122,11 +122,29 @@ teardown() {
     assert_output "id,scope,value,reason,country,as,decisions,created_at,machine"
 }
 
-@test "cscli alerts delete" {
+@test "cscli alerts delete (by id)" {
+    run -0 cscli decisions add -i 127.0.0.1 -d 1h -R crowdsecurity/test
+    run -0 --separate-stderr cscli alerts delete --id 1
+    refute_output
+    assert_stderr --partial "1 alert(s) deleted"
+
+    run -1 --separate-stderr cscli alerts delete --id 1
+    refute_output
+    assert_stderr --partial "Unable to delete alert"
+    assert_stderr --partial "API error: ent: alert not found"
+}
+
+@test "cscli alerts delete (all)" {
     run -0 --separate-stderr cscli alerts delete --all
-    assert_stderr --partial 'alert(s) deleted'
+    assert_stderr --partial '0 alert(s) deleted'
+
+    run -0 cscli decisions add -i 1.2.3.4 -d 1h -R crowdsecurity/test
+    run -0 cscli decisions add -i 1.2.3.5 -d 1h -R crowdsecurity/test
+
+    run -0 --separate-stderr cscli alerts delete --all
+    assert_stderr --partial '2 alert(s) deleted'
 
-    # XXX TODO: delete by scope, id, value, scenario, range..
+    # XXX TODO: delete by scope, value, scenario, range..
 }
 
 @test "cscli alerts delete (with cascade to decisions)" {