diff --git a/test/Logic/ExtraFunctions.spec.ts b/test/Logic/ExtraFunctions.spec.ts
index 3759888f7d..006be1cff6 100644
--- a/test/Logic/ExtraFunctions.spec.ts
+++ b/test/Logic/ExtraFunctions.spec.ts
@@ -109,6 +109,7 @@ describe("OverlapFunc", () => {
 
         const params: ExtraFuncParams = {
             getFeatureById: () => undefined,
+            getProbablyOverlapsWith: () => [[door]],
             getFeaturesWithin: () => [[door]],
         }
         const helpers = ExtraFunctions.constructHelpers(params)