diff --git a/src/Logic/Maproulette.ts b/src/Logic/Maproulette.ts
index 195f52cb4..6f4e5f361 100644
--- a/src/Logic/Maproulette.ts
+++ b/src/Logic/Maproulette.ts
@@ -1,5 +1,9 @@
 import Constants from "../Models/Constants"
-
+export interface MaprouletteTask {
+    name: string,
+    description: string,
+    instruction: string
+}
 export default class Maproulette {
     public static readonly defaultEndpoint = "https://maproulette.org/api/v2"
 
diff --git a/src/UI/SpecialVisualizations.ts b/src/UI/SpecialVisualizations.ts
index 53c83c9bd..5d0f08f5e 100644
--- a/src/UI/SpecialVisualizations.ts
+++ b/src/UI/SpecialVisualizations.ts
@@ -35,7 +35,7 @@ import StatisticsPanel from "./BigComponents/StatisticsPanel"
 import AutoApplyButton from "./Popup/AutoApplyButton"
 import { LanguageElement } from "./Popup/LanguageElement/LanguageElement"
 import FeatureReviews from "../Logic/Web/MangroveReviews"
-import Maproulette from "../Logic/Maproulette"
+import Maproulette, { MaprouletteTask } from "../Logic/Maproulette"
 import SvelteUIElement from "./Base/SvelteUIElement"
 import { BBoxFeatureSourceForLayer } from "../Logic/FeatureSource/Sources/TouchesBboxFeatureSource"
 import { Feature, GeoJsonProperties } from "geojson"
@@ -1039,7 +1039,7 @@ console.log(">>> ",helpTexts.join("\n\n"))
                         return undefined
                     }
                     const challenge = Stores.FromPromise(
-                        Utils.downloadJsonCached(
+                        Utils.downloadJsonCached<MaprouletteTask>(
                             `${Maproulette.defaultEndpoint}/challenge/${parentId}`,
                             24 * 60 * 60 * 1000
                         )