diff --git a/gns3server/modules/virtualbox/__init__.py b/gns3server/modules/virtualbox/__init__.py
index e5af0f69..7f9e424f 100644
--- a/gns3server/modules/virtualbox/__init__.py
+++ b/gns3server/modules/virtualbox/__init__.py
@@ -164,7 +164,7 @@ class VirtualBox(BaseManager):
         result = yield from self.execute("list", ["vms"])
         for line in result:
             if len(line) == 0 or line[0] != '"' or line[-1:] != "}":
-                continue # Broken output (perhaps a carriage return in VM name
+                continue  # Broken output (perhaps a carriage return in VM name)
             vmname, _ = line.rsplit(' ', 1)
             vmname = vmname.strip('"')
             if vmname == "<inaccessible>":