diff --git a/gns3server/controller/project.py b/gns3server/controller/project.py
index ab36ee67..ee1e3d65 100644
--- a/gns3server/controller/project.py
+++ b/gns3server/controller/project.py
@@ -202,6 +202,7 @@ class Project:
 
     @asyncio.coroutine
     def delete(self):
+        yield from self.close()
         for compute in self._project_created_on_compute:
             yield from compute.delete("/projects/{}".format(self._id))
         shutil.rmtree(self.path, ignore_errors=True)
diff --git a/tests/controller/test_project.py b/tests/controller/test_project.py
index 14fa4d7d..cca26ae8 100644
--- a/tests/controller/test_project.py
+++ b/tests/controller/test_project.py
@@ -218,3 +218,10 @@ def test_deleteLink(async_run, project, controller):
     async_run(project.delete_link(link.id))
     controller.notification.emit.assert_any_call("link.deleted", link.__json__())
     assert len(project._links) == 0
+
+
+def test_delete(async_run, project, controller):
+    assert os.path.exists(project.path)
+    async_run(project.delete())
+    assert not os.path.exists(project.path)
+