diff --git a/lib/rapi/rlib2.py b/lib/rapi/rlib2.py
index f4dc219fd377918430c14ca96cbdb590f181fd66..d31a5b4e1177a16632d5360ac9c201f196813aff 100644
--- a/lib/rapi/rlib2.py
+++ b/lib/rapi/rlib2.py
@@ -1248,7 +1248,11 @@ class R_2_instances_name_console(baserlib.ResourceBase):
 
 
 def _GetQueryFields(args):
-  """
+  """Tries to extract C{fields} query parameter.
+
+  @type args: dictionary
+  @rtype: list of string
+  @raise http.HttpBadRequest: When parameter can't be found
 
   """
   try:
@@ -1260,7 +1264,10 @@ def _GetQueryFields(args):
 
 
 def _SplitQueryFields(fields):
-  """
+  """Splits fields as given for a query request.
+
+  @type fields: string
+  @rtype: list of string
 
   """
   return [i.strip() for i in fields.split(",")]