diff --git a/plugins/pagerduty/src/api/client.ts b/plugins/pagerduty/src/api/client.ts
index 4ed994eec2..7b453b7298 100644
--- a/plugins/pagerduty/src/api/client.ts
+++ b/plugins/pagerduty/src/api/client.ts
@@ -25,7 +25,7 @@ import {
   OnCallsResponse,
   OnCall,
 } from '../components/types';
-import { PagerDutyClient } from './types';
+import { PagerDutyClient, TriggerAlarmRequest } from './types';
 
 export class UnauthorizedError extends Error {}
 
@@ -67,12 +67,12 @@ export class PagerDutyClientApi implements PagerDutyClient {
     return oncalls;
   }
 
-  triggerAlarm(
-    integrationKey: string,
-    source: string,
-    description: string,
-    userName: string,
-  ) {
+  triggerAlarm({
+    integrationKey,
+    source,
+    description,
+    userName,
+  }: TriggerAlarmRequest): Promise<Response> {
     const body = JSON.stringify({
       event_action: 'trigger',
       routing_key: integrationKey,
diff --git a/plugins/pagerduty/src/api/types.ts b/plugins/pagerduty/src/api/types.ts
index c07834a213..17c2067818 100644
--- a/plugins/pagerduty/src/api/types.ts
+++ b/plugins/pagerduty/src/api/types.ts
@@ -16,6 +16,13 @@
 
 import { Incident, OnCall, Service } from '../components/types';
 
+export type TriggerAlarmRequest = {
+  integrationKey: string;
+  source: string;
+  description: string;
+  userName: string;
+};
+
 export interface PagerDutyClient {
   /**
    * Fetches a list of services, filtered by the provided integration key.
@@ -38,10 +45,5 @@ export interface PagerDutyClient {
   /**
    * Triggers an incident to whoever is on-call.
    */
-  triggerAlarm(
-    integrationKey: string,
-    source: string,
-    description: string,
-    userName: string,
-  ): Promise<Response>;
+  triggerAlarm(request: TriggerAlarmRequest): Promise<Response>;
 }