diff --git a/todosrht/types/tracker.py b/todosrht/types/tracker.py
index 6667f70..0271802 100644
--- a/todosrht/types/tracker.py
+++ b/todosrht/types/tracker.py
@@ -72,6 +72,9 @@ class Tracker(Base):
         valid.expect(not valid.ok or name_re.match(name),
                 "Only alphanumeric characters or <samp>._-</samp>",
                 field="name")
+        valid.expect(not valid.ok or name not in [".", ".."],
+                "Name cannot be '.' or '..'",
+                field="name")
         valid.expect(not desc or len(desc) < 4096,
                 "Must be less than 4096 characters",
                 field="description")