diff --git a/rawdoglib/rawdog.py b/rawdoglib/rawdog.py
index 6bad684..429459e 100644
--- a/rawdoglib/rawdog.py
+++ b/rawdoglib/rawdog.py
@@ -587,15 +587,15 @@ def parse_feed_args(argparams, arglines):
 	"""Parse a list of feed arguments. Raise ConfigError if the syntax is invalid."""
 	args = {}
 	for a in argparams:
-		as = a.split("=", 1)
-		if len(as) != 2:
+		as_ = a.split("=", 1)
+		if len(as_) != 2:
 			raise ConfigError("Bad feed argument in config: " + a)
-		args[as[0]] = as[1]
+		args[as_[0]] = as_[1]
 	for a in arglines:
-		as = a.split(None, 1)
-		if len(as) != 2:
+		as_ = a.split(None, 1)
+		if len(as_) != 2:
 			raise ConfigError("Bad argument line in config: " + a)
-		args[as[0]] = as[1]
+		args[as_[0]] = as_[1]
 	if "maxage" in args:
 		args["maxage"] = parse_time(args["maxage"])
 	return args