diff --git a/quickget b/quickget
index 6dba6c3..f23dc15 100755
--- a/quickget
+++ b/quickget
@@ -3367,9 +3367,9 @@ Arguments:
  --help           (-h)                : Show this help message
 -------------- For testing & development ---------------------
  --url            (-u) <os> <re> [ed] : Show download URL for an OS release/edition
- --url-all       (-ua) <os>           : Show all download URLs for an OS
+ --url-all       (-ua) [os]           : Show all download URLs [for an OS]
  --check          (-c) <os> [re] [ed] : Check download an OS release/edition is available
- --check-all     (-ca) <os>           : Check all downloads for an OS are available
+ --check-all     (-ca) [os]           : Check all downloads [for an OS] are available
  --list           (-l)                : List all supported systems in plain text
  --list-csv      (-lc)                : List all supported systems in csv format
  --list-json     (-lj)                : List all supported systems in json format