diff --git a/goofy-client/libs/vorgang-shared/src/lib/+state/vorgang.reducer.spec.ts b/goofy-client/libs/vorgang-shared/src/lib/+state/vorgang.reducer.spec.ts
index 1d3f70f1b7fc4c5830b70336afb87f812005ca84..e98219c8f76dccc4520b2ae10372f5ae4b701797 100644
--- a/goofy-client/libs/vorgang-shared/src/lib/+state/vorgang.reducer.spec.ts
+++ b/goofy-client/libs/vorgang-shared/src/lib/+state/vorgang.reducer.spec.ts
@@ -184,6 +184,20 @@ describe('Vorgang Reducer', () => {
 				expect(state.searchPreviewList).toStrictEqual(createEmptyStateResource());
 			})
 		})
+
+		describe('on "searchVorgaengeByFailure" action', () => {
+
+			const apiError: ApiError = createApiError();
+			const httpErrorResponse: HttpErrorResponse = createHttpErrorResponse(apiError);
+			const action = VorgangActions.searchVorgaengeByFailure({ httpErrorResponse });
+
+			it('should set error', () => {
+				const state: VorgangState = reducer(initialState, action);
+
+				expect(state.vorgangList.error).toStrictEqual(apiError);
+			})
+		})
+
 	})
 
 	describe('searchForPreview', () => {