diff --git a/src/services/queryRunner.service.spec.ts b/src/services/queryRunner.service.spec.ts
index a0ee1ef4b766f054150399f133f534c1ff98c0a3..6228f83f6a950f40e5b6e34e556747ee5ad0e86f 100644
--- a/src/services/queryRunner.service.spec.ts
+++ b/src/services/queryRunner.service.spec.ts
@@ -498,6 +498,36 @@ describe('queryRunner service', () => {
     })
 
     it('should return the data of the elec fluid and month time step with start year <> end year', async () => {
+      const mockTimePeriod = {
+        startDate: DateTime.fromISO('2019-12-01T00:00:00.000'),
+        endDate: DateTime.fromISO('2020-10-30T23:59:59.999'),
+      }
+      const expectedResult: Dataload[] = [
+        {
+          date: DateTime.fromISO('2020-09-01T00:00:00.000'),
+          value: 125.25,
+        },
+        {
+          date: DateTime.fromISO('2020-10-01T00:00:00.000'),
+          value: 220.5,
+        },
+      ]
+      const mockQueryResult: QueryResult<DataloadEntity[]> = {
+        data: [loadMonthData[0], loadMonthData[1]],
+        bookmark: '',
+        next: false,
+        skip: 0,
+      }
+      mockClient.query.mockResolvedValue(mockQueryResult)
+      const result: Dataload[] | null = await queryRunner.fetchFluidData(
+        mockTimePeriod,
+        TimeStep.MONTH,
+        FluidType.ELECTRICITY
+      )
+      expect(result).toEqual(expectedResult)
+    })
+
+    it('should return the data of the elec fluid and month time step with period >=12 months', async () => {
       const mockTimePeriod = {
         startDate: DateTime.fromISO('2019-12-01T00:00:00.000'),
         endDate: DateTime.fromISO('2020-11-30T23:59:59.999'),