Assimp found but not in use

-- The following packages have been found:
 * WrapQt3DAssimp (required version >= 5)
 * assimp (required version >= 5)
 * WrapQuick3DAssimp (required version >= 5)

Qt 3D:
  Assimp ................................. yes
  System Assimp .......................... yes
[...]
QtQuick3D:
  Assimp ................................. yes
  System Assimp .......................... no