diff --git a/python/paddle/fluid/distributed/fleet.py b/python/paddle/fluid/distributed/fleet.py
index 386ced0ee9aef418950beca0149602e74d47b9c7..a980bcae6982f89bf42f226495208324c264bc1c 100644
--- a/python/paddle/fluid/distributed/fleet.py
+++ b/python/paddle/fluid/distributed/fleet.py
@@ -11,6 +11,7 @@
 # WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 # See the License for the specific language governing permissions and
 from .. import core
+from . import ps_instance
 
 __all__ = ['Fleet']