diff --git a/rest-api/src/main/scala/za/co/absa/enceladus/rest_api/controllers/VersionedModelController.scala b/rest-api/src/main/scala/za/co/absa/enceladus/rest_api/controllers/VersionedModelController.scala
index 9f6bf5756..978d51b72 100644
--- a/rest-api/src/main/scala/za/co/absa/enceladus/rest_api/controllers/VersionedModelController.scala
+++ b/rest-api/src/main/scala/za/co/absa/enceladus/rest_api/controllers/VersionedModelController.scala
@@ -70,7 +70,7 @@ abstract class VersionedModelController[C <: VersionedModel with Product with Au
 
   @GetMapping(Array("/detail/{name}/latestVersion"))
   @ResponseStatus(HttpStatus.OK)
-  def getLatestVersionNumber(@PathVariable name: String): Future[Int] = {
+  def getLatestVersionNumber(@PathVariable name: String): CompletableFuture[Int] = {
     versionedModelService.getLatestVersionNumber(name)
   }