diff --git a/actions-workflow-parser/src/model/type-guards.ts b/actions-workflow-parser/src/model/type-guards.ts
index bd201c1..60923f2 100644
--- a/actions-workflow-parser/src/model/type-guards.ts
+++ b/actions-workflow-parser/src/model/type-guards.ts
@@ -1,4 +1,4 @@
-import {ActionStep, Job, ReusableWorkflowJob, RunStep, Step} from "./workflow-template";
+import {ActionStep, Job, ReusableWorkflowJob, RunStep, Step, WorkflowJob} from "./workflow-template";
 
 export function isRunStep(step: Step): step is RunStep {
   return (step as RunStep).run !== undefined;
@@ -8,10 +8,10 @@ export function isActionStep(step: Step): step is ActionStep {
   return (step as ActionStep).uses !== undefined;
 }
 
-export function isJob(job: Job | ReusableWorkflowJob): job is Job {
+export function isJob(job: WorkflowJob): job is Job {
   return job.type === "job";
 }
 
-export function isReusableWorkflowJob(job: Job | ReusableWorkflowJob): job is ReusableWorkflowJob {
+export function isReusableWorkflowJob(job: WorkflowJob): job is ReusableWorkflowJob {
   return job.type === "reusableWorkflowJob";
 }