diff --git a/fs/accounting/stats_groups.go b/fs/accounting/stats_groups.go
index cffa4ac34..d59576d9b 100644
--- a/fs/accounting/stats_groups.go
+++ b/fs/accounting/stats_groups.go
@@ -104,8 +104,8 @@ Returns the following values:
 				"eta": estimated time in seconds until file transfer completion
 				"name": name of the file,
 				"percentage": progress of the file transfer in percent,
-				"speed": speed in bytes/sec,
-				"speedAvg": speed in bytes/sec as an exponentially weighted moving average,
+				"speed": average speed over the whole transfer in bytes/sec,
+				"speedAvg": current speed in bytes/sec as an exponentially weighted moving average,
 				"size": size of the file in bytes
 			}
 		],