diff --git a/gns3server/controller/import_project.py b/gns3server/controller/import_project.py
index b9a32f60..bdf7fe5a 100644
--- a/gns3server/controller/import_project.py
+++ b/gns3server/controller/import_project.py
@@ -79,7 +79,7 @@ def import_project(controller, project_id, stream, location=None, name=None, kee
         # To avoid unexpected behavior (project start without manual operations just after import)
         topology["auto_start"] = False
         topology["auto_open"] = False
-        topology["auto_close"] = False
+        topology["auto_close"] = True
 
         # Modify the compute id of the node depending of compute capacity
         if not keep_compute_id:
diff --git a/gns3server/controller/project.py b/gns3server/controller/project.py
index 1d99d451..e2793d84 100644
--- a/gns3server/controller/project.py
+++ b/gns3server/controller/project.py
@@ -62,7 +62,7 @@ class Project:
     :param status: Status of the project (opened / closed)
     """
 
-    def __init__(self, name=None, project_id=None, path=None, controller=None, status="opened", filename=None, auto_start=False, auto_open=False, auto_close=False):
+    def __init__(self, name=None, project_id=None, path=None, controller=None, status="opened", filename=None, auto_start=False, auto_open=False, auto_close=True):
 
         self._controller = controller
         assert name is not None