diff --git a/src/state/index.ts b/src/state/index.ts
index 77c5f08d0fe4d4976c063f2581586e6461fc49ff..d11ee45f755f2555267b98ac2d281b9cb5597cde 100644
--- a/src/state/index.ts
+++ b/src/state/index.ts
@@ -102,6 +102,7 @@ export function getStoreEffects() {
     atlasSelection.Effect,
     userInterface.Effects,
     userInteraction.Effect,
+    userPreference.Effects,
   ]
 }
 
diff --git a/src/state/userPreference/effects.ts b/src/state/userPreference/effects.ts
index 29aaf3710126543ac635616b4c075939a5d5167a..077d9d529c5cb55979f21d641919947e8501c2f8 100644
--- a/src/state/userPreference/effects.ts
+++ b/src/state/userPreference/effects.ts
@@ -1,4 +1,3 @@
-import { HttpClient } from "@angular/common/http";
 import { Injectable } from "@angular/core";
 import { Actions, createEffect, ofType } from "@ngrx/effects";
 import { map } from "rxjs/operators";
@@ -42,7 +41,6 @@ export class Effects{
 
   constructor(
     private actions$: Actions,
-    private http: HttpClient,
   ){
   }
 }
diff --git a/src/state/userPreference/index.ts b/src/state/userPreference/index.ts
index 1c7a493f7e1b35fc13e4ab3d552774ddad640b4f..3f3cc8ec35a373bc669ebb4aa181c776e4ba4165 100644
--- a/src/state/userPreference/index.ts
+++ b/src/state/userPreference/index.ts
@@ -2,3 +2,4 @@ export { UserPreference, reducer, defaultState } from "./store"
 export { nameSpace } from "./const"
 export * as actions from "./actions"
 export * as selectors from "./selectors"
+export { Effects } from "./effects"