diff --git a/public/app/features/alerting/unified/api/onCallApi.ts b/public/app/features/alerting/unified/api/onCallApi.ts
index bd4baad847a..a3a4ebdfb6b 100644
--- a/public/app/features/alerting/unified/api/onCallApi.ts
+++ b/public/app/features/alerting/unified/api/onCallApi.ts
@@ -42,7 +42,11 @@ export const onCallApi = alertingApi.injectEndpoints({
         url: getProxyApiUrl('/api/internal/v1/alert_receive_channels/'),
         // legacy_grafana_alerting is necessary for OnCall.
         // We do NOT need to differentiate between these two on our side
-        params: { filters: true, integration: [GRAFANA_ONCALL_INTEGRATION_TYPE, 'legacy_grafana_alerting'] },
+        params: {
+          filters: true,
+          integration: [GRAFANA_ONCALL_INTEGRATION_TYPE, 'legacy_grafana_alerting'],
+          skip_pagination: true,
+        },
         showErrorAlert: false,
       }),
       transformResponse: (response: AlertReceiveChannelsResult) => {