diff --git a/gns3server/compute/qemu/qemu_vm.py b/gns3server/compute/qemu/qemu_vm.py
index 3489b922..9dfc4bff 100644
--- a/gns3server/compute/qemu/qemu_vm.py
+++ b/gns3server/compute/qemu/qemu_vm.py
@@ -1766,7 +1766,8 @@ class QemuVM(BaseNode):
             interface = getattr(self, "hd{}_disk_interface".format(drive))
             # fail-safe: use "ide" if there is a disk image and no interface type has been explicitly configured
             if interface == "none":
-                setattr(self, "hd{}_disk_interface".format(drive), "ide")
+                interface = "ide"
+                setattr(self, "hd{}_disk_interface".format(drive), interface)
 
             disk_name = "hd" + drive
             if not os.path.isfile(disk_image) or not os.path.exists(disk_image):
diff --git a/tests/handlers/api/controller/test_template.py b/tests/handlers/api/controller/test_template.py
index c9eaf75a..2aeff91f 100644
--- a/tests/handlers/api/controller/test_template.py
+++ b/tests/handlers/api/controller/test_template.py
@@ -669,13 +669,13 @@ async def test_qemu_template_create(controller_api):
                          "default_name_format": "{name}-{0}",
                          "first_port_name": "",
                          "hda_disk_image": "IOSvL2-15.2.4.0.55E.qcow2",
-                         "hda_disk_interface": "ide",
+                         "hda_disk_interface": "none",
                          "hdb_disk_image": "",
-                         "hdb_disk_interface": "ide",
+                         "hdb_disk_interface": "none",
                          "hdc_disk_image": "",
-                         "hdc_disk_interface": "ide",
+                         "hdc_disk_interface": "none",
                          "hdd_disk_image": "",
-                         "hdd_disk_interface": "ide",
+                         "hdd_disk_interface": "none",
                          "initrd": "",
                          "kernel_command_line": "",
                          "kernel_image": "",