diff --git a/quartz-manager-frontend/src/app/components/simple-trigger-config/simple-trigger-config.component.spec.ts b/quartz-manager-frontend/src/app/components/simple-trigger-config/simple-trigger-config.component.spec.ts
index dca83ab..f4d307e 100644
--- a/quartz-manager-frontend/src/app/components/simple-trigger-config/simple-trigger-config.component.spec.ts
+++ b/quartz-manager-frontend/src/app/components/simple-trigger-config/simple-trigger-config.component.spec.ts
@@ -105,6 +105,7 @@ describe('SimpleTriggerConfig', () => {
     setMatSelectValueByIndex(componentDe, '#jobClass', 0);
     expect(submitButton.nativeElement.getAttribute('disabled')).toEqual('');
     setMatSelectValueByIndex(componentDe, '#misfireInstruction', 0);
+    fixture.detectChanges();
     expect(component.simpleTriggerReactiveForm.controls.misfireInstruction.value).toEqual('MISFIRE_INSTRUCTION_FIRE_NOW');
     expect(submitButton.nativeElement.getAttribute('disabled')).toEqual(null);
   }