diff --git a/src/uiFactory/uiFactory.ts b/src/uiFactory/uiFactory.ts
index 6894f23f3..fda84a7e8 100644
--- a/src/uiFactory/uiFactory.ts
+++ b/src/uiFactory/uiFactory.ts
@@ -20,7 +20,7 @@ const uiFactoryBase: UIFactory = {
     countHealthcheckIssuesByType: countHealthcheckIssuesByType,
 };
 
-export function configureUIFactory(overrides: UIFactory) {
+export function configureUIFactory(overrides: Partial<UIFactory>) {
     Object.assign(uiFactoryBase, overrides);
 }