diff --git a/thehive/app/org/thp/thehive/controllers/v0/QueryCtrl.scala b/thehive/app/org/thp/thehive/controllers/v0/QueryCtrl.scala
index 34ffc9e253..7d309f1e73 100644
--- a/thehive/app/org/thp/thehive/controllers/v0/QueryCtrl.scala
+++ b/thehive/app/org/thp/thehive/controllers/v0/QueryCtrl.scala
@@ -124,7 +124,7 @@ class QueryCtrl(entrypoint: Entrypoint, @Named("with-thehive-schema") db: Databa
           .toTry(query => queryExecutor.execute(query, graph, request.authContext))
           .map { outputs =>
             val results = outputs.map(_.toJson).foldLeft(JsObject.empty) {
-              case (acc, o: JsObject) => acc ++ o
+              case (acc, o: JsObject) => acc deepMerge o
               case (acc, r) =>
                 logger.warn(s"Invalid stats result: $r")
                 acc
diff --git a/thehive/app/org/thp/thehive/controllers/v0/StatsCtrl.scala b/thehive/app/org/thp/thehive/controllers/v0/StatsCtrl.scala
index e86c8ac16b..902a5a6bde 100644
--- a/thehive/app/org/thp/thehive/controllers/v0/StatsCtrl.scala
+++ b/thehive/app/org/thp/thehive/controllers/v0/StatsCtrl.scala
@@ -54,7 +54,7 @@ class StatsCtrl @Inject() (
                 val results = outputs
                   .map(_.toJson)
                   .foldLeft(JsObject.empty) {
-                    case (acc, o: JsObject) => acc ++ o
+                    case (acc, o: JsObject) => acc deepMerge o
                     case (acc, r) =>
                       logger.warn(s"Invalid stats result: $r")
                       acc
diff --git a/thehive/app/org/thp/thehive/services/th3/Aggregation.scala b/thehive/app/org/thp/thehive/services/th3/Aggregation.scala
index 02ee3d9fb8..8014d405d8 100644
--- a/thehive/app/org/thp/thehive/services/th3/Aggregation.scala
+++ b/thehive/app/org/thp/thehive/services/th3/Aggregation.scala
@@ -146,7 +146,7 @@ object TH3Aggregation {
   }
 }
 
-case class AggSum(aggName: Option[String], fieldName: String) extends Aggregation(s"sum_$fieldName") {
+case class AggSum(aggName: Option[String], fieldName: String) extends Aggregation(aggName.getOrElse(s"sum_$fieldName")) {
   override def getTraversal(
       db: Database,
       publicProperties: List[PublicProperty[_, _]],
@@ -166,7 +166,7 @@ case class AggSum(aggName: Option[String], fieldName: String) extends Aggregatio
     )
   }
 }
-case class AggAvg(aggName: Option[String], fieldName: String) extends Aggregation(s"sum_$fieldName") {
+case class AggAvg(aggName: Option[String], fieldName: String) extends Aggregation(aggName.getOrElse(s"sum_$fieldName")) {
   override def getTraversal(
       db: Database,
       publicProperties: List[PublicProperty[_, _]],
@@ -186,7 +186,7 @@ case class AggAvg(aggName: Option[String], fieldName: String) extends Aggregatio
   }
 }
 
-case class AggMin(aggName: Option[String], fieldName: String) extends Aggregation(s"min_$fieldName") {
+case class AggMin(aggName: Option[String], fieldName: String) extends Aggregation(aggName.getOrElse(s"min_$fieldName")) {
   override def getTraversal(
       db: Database,
       publicProperties: List[PublicProperty[_, _]],
@@ -206,7 +206,7 @@ case class AggMin(aggName: Option[String], fieldName: String) extends Aggregatio
   }
 }
 
-case class AggMax(aggName: Option[String], fieldName: String) extends Aggregation(s"max_$fieldName") {
+case class AggMax(aggName: Option[String], fieldName: String) extends Aggregation(aggName.getOrElse(s"max_$fieldName")) {
   override def getTraversal(
       db: Database,
       publicProperties: List[PublicProperty[_, _]],
@@ -302,7 +302,7 @@ case class FieldAggregation(
           )
       )
       .fold
-      .domainMap(x => Output(JsObject(x.map(kv => kv._1.toString -> kv._2.toJson))))
+      .domainMap(kvs => Output(JsObject(kvs.map(kv => kv._1.toString -> kv._2.toJson))))
       .castDomain[Output[_]]
   }
 }
@@ -313,7 +313,7 @@ case class TimeAggregation(
     interval: Long,
     unit: ChronoUnit,
     subAggs: Seq[Aggregation]
-) extends Aggregation(aggName.getOrElse(s"time_$fieldName")) {
+) extends Aggregation(aggName.getOrElse(fieldName)) {
   val calendar: Calendar = Calendar.getInstance()
 
   def dateToKey(date: Date): Long =
@@ -392,7 +392,7 @@ case class TimeAggregation(
           )
       )
       .fold
-      .domainMap(x => Output(x.map(kv => kv._1 -> kv._2.toValue).toMap, JsObject(x.map(kv => kv._1.toString -> Json.obj(fieldName -> kv._2.toJson)))))
+      .domainMap(kvs => Output(JsObject(kvs.map(kv => kv._1.toString -> Json.obj(name -> kv._2.toJson)))))
       .castDomain[Output[_]]
   }
 }