diff --git a/src/services/queryRunner.service.ts b/src/services/queryRunner.service.ts
index 30dcbdf0c1e0b0e01efeb83740ccb15bb897f0f0..39041690fb5f97956e28f2b14d0ca8ab21ca0a01 100644
--- a/src/services/queryRunner.service.ts
+++ b/src/services/queryRunner.service.ts
@@ -297,7 +297,7 @@ export default class QueryRunner {
     timeStep: TimeStep,
     fluidType: FluidType
   ): Promise<Dataload[] | null> {
-    const query: QueryDefinition = this.buildListQuery(
+    const query = this.buildListQuery(
       timeStep,
       timePeriod,
       fluidType,
@@ -307,10 +307,7 @@ export default class QueryRunner {
 
     if (result?.data) {
       const filteredResult = this.filterDataList(result, timePeriod, timeStep)
-      const mappedResult: Dataload[] = this.mapDataList(
-        filteredResult,
-        timeStep
-      )
+      const mappedResult = this.mapDataList(filteredResult, timeStep)
       return mappedResult
     }
     return null
@@ -321,7 +318,7 @@ export default class QueryRunner {
     timeStep: TimeStep,
     fluidType: FluidType
   ) {
-    const query: QueryDefinition = this.buildListQuery(
+    const query = this.buildListQuery(
       timeStep,
       timePeriod,
       fluidType,
@@ -336,7 +333,7 @@ export default class QueryRunner {
     fluidType: FluidType,
     withDate?: boolean
   ): Promise<number | Dataload | null> {
-    const query: QueryDefinition = this.buildMaxQuery(
+    const query = this.buildMaxQuery(
       timeStep,
       maxTimePeriod,
       fluidType,
@@ -348,7 +345,7 @@ export default class QueryRunner {
         startDate: maxTimePeriod.startDate.plus({ day: -1 }),
         endDate: maxTimePeriod.startDate.plus({ day: -1 }).endOf('day'),
       }
-      const lastDayOfPreviousMonthQuery: QueryDefinition = this.buildMaxQuery(
+      const lastDayOfPreviousMonthQuery = this.buildMaxQuery(
         timeStep,
         lastDayOfPreviousMonth,
         fluidType,
@@ -383,11 +380,7 @@ export default class QueryRunner {
     fluidType: FluidType,
     timeStep?: TimeStep
   ): Promise<DateTime | null> {
-    const query: QueryDefinition = this.buildFirstDateQuery(
-      fluidType,
-      1,
-      timeStep
-    )
+    const query = this.buildFirstDateQuery(fluidType, 1, timeStep)
     const result = await this.fetchData(query)
     if (
       result?.data[0]?.year &&
@@ -411,11 +404,7 @@ export default class QueryRunner {
     fluidType: FluidType,
     timeStep?: TimeStep
   ): Promise<DateTime | null> {
-    const query: QueryDefinition = this.buildLastDateQuery(
-      fluidType,
-      1,
-      timeStep
-    )
+    const query = this.buildLastDateQuery(fluidType, 1, timeStep)
     const result = await this.fetchData(query)
     if (
       result?.data[0]?.year &&
diff --git a/src/services/quiz.service.ts b/src/services/quiz.service.ts
index 26271500527efae3b6cb4a890b3983a3673a7db7..4e4c0ea895670fd0c1c07dcd2eabc9279603d1dc 100644
--- a/src/services/quiz.service.ts
+++ b/src/services/quiz.service.ts
@@ -265,7 +265,7 @@ export default class QuizService {
     let answers: Answer[]
     const explanation =
       'Vous pouvez vérifier cette information sur l’écran Conso.'
-    const finalInterval: TimePeriod = this.getTimePeriodFromInterval(
+    const finalInterval = this.getTimePeriodFromInterval(
       customQuestionEntity.interval,
       customQuestionEntity.period.weekday ? {} : customQuestionEntity.period
     )
diff --git a/src/services/timePeriod.service.ts b/src/services/timePeriod.service.ts
index 46804b2e55b687df5c0352d75c20e87dc7655979..617b9b3e3b709e42295a9c5850e339560ff85e6d 100644
--- a/src/services/timePeriod.service.ts
+++ b/src/services/timePeriod.service.ts
@@ -27,11 +27,11 @@ export default class TimePeriodService {
         timeStep
       ).endOf('day')
 
-    const timePeriod: TimePeriod = this.getLastCompletePeriod(
+    const timePeriod = this.getLastCompletePeriod(
       lastDayOfCompletePeriod,
       timeStep
     )
-    const comparisonTimePeriod: TimePeriod = this.getComparisonTimePeriod(
+    const comparisonTimePeriod = this.getComparisonTimePeriod(
       timePeriod,
       timeStep
     )