diff --git a/lib/jqueue.py b/lib/jqueue.py
index 4b25e1b27f00d168d1ca3803725e86becae0aec2..e6a27979731d1fe88ace5fff1c5637c9dd5abf64 100644
--- a/lib/jqueue.py
+++ b/lib/jqueue.py
@@ -1870,6 +1870,13 @@ class JobQueue(object):
 
   @staticmethod
   def _DetermineJobDirectories(archived):
+    """Build list of directories containing job files.
+
+    @type archived: bool
+    @param archived: Whether to include directories for archived jobs
+    @rtype: list
+
+    """
     result = [pathutils.QUEUE_DIR]
 
     if archived: