a

diff --git a/augur/__init__.py b/augur/__init__.py
index 31ee6826..a69dcf44 100644
--- a/augur/__init__.py
+++ b/augur/__init__.py
@@ -142,4 +142,9 @@ def command_name(command):
     package     = command.__package__
     module_name = command.__name__
 
+    # If the command module is also a package, e.g. augur/x/__init__.py instead
+    # of augur/x.py, then use the parent package.
+    if package == module_name:
+        package = package.rsplit(".", 1)[0]
+
     return remove_prefix(package, module_name).lstrip(".").replace("_", "-")