diff --git a/tools/args.h b/tools/args.h
index fd0ad0c9c..9d839b51b 100644
--- a/tools/args.h
+++ b/tools/args.h
@@ -1197,7 +1197,8 @@ arg(options_ARG, 'o', "options", string_VAL, ARG_GROUPABLE, 0,
     "\\fB-\\fP will remove the specified fields from the default fields, and\n"
     "\\fB#\\fP will compact specified fields (removing them when empty for all rows.)\n"
     "Use \\fB-o help\\fP to view the list of all available fields.\n"
-    "The -o option can be repeated, providing several lists.\n"
+    "Use separate lists of fields to add, remove or compact by repeating the -o option:\n"
+    "-o+field1,field2 -o-field3,field4 -o#field5.\n"
     "These lists are evaluated from left to right.\n"
     "Use field name \\fBlv_all\\fP to view all LV fields,\n"
     "\\fBvg_all\\fP all VG fields,\n"