diff --git a/macli.py b/macli.py
index 5fdc398..95ebdb7 100644
--- a/macli.py
+++ b/macli.py
@@ -12,7 +12,7 @@ from bs4 import BeautifulSoup as bs4
 USER_AGENT = 'miniarchiver bot'
 ARCHIVE_ROOT = 'archive'
 DEFAULT_NAME = 'archived_web'
-ALLOWED_NAMES_RE = re.compile(r'^[- .,a-zA-Z0-9]+$')
+ALLOWED_NAMES_RE = re.compile(r'^[- .,:@a-zA-Z0-9]+$')
 
 
 OBJECT_TYPE_DESCRIPTORS = (
@@ -149,7 +149,7 @@ def main():
 
     path = os.path.join(ARCHIVE_ROOT, args.name)
     if not ALLOWED_NAMES_RE.match(args.name):
-        print(("Only characters 'a-zA-Z0-9', spaces, dots, commas and dashes"
+        print(("Only characters 'a-zA-Z0-9', spaces, or '-.,:@'"
                "are allowed as names."))
         return