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-rw-r--r--doc/coreutils.texi6
1 files changed, 3 insertions, 3 deletions
diff --git a/doc/coreutils.texi b/doc/coreutils.texi
index 6f24dd356..52838e747 100644
--- a/doc/coreutils.texi
+++ b/doc/coreutils.texi
@@ -2518,7 +2518,7 @@ three column options (@option{-COLUMN}|@option{-a -COLUMN}|@option{-m}) unless
@option{-w} is set. This is a @acronym{POSIX}-compliant formulation.
-@item -S@var{string}
+@item -S[@var{string}]
@itemx --sep-string[=@var{string}]
@opindex -S
@opindex --sep-string
@@ -2528,8 +2528,8 @@ does not affect line truncation or column alignment.
Without @option{-S}, and with @option{-J}, @command{pr} uses the default output
separator, TAB@.
Without @option{-S} or @option{-J}, @command{pr} uses a @samp{space}
-(same as @option{-S"@w{ }"}). @option{--sep-string} with no
-@samp{=@var{string}} is equivalent to @option{--sep-string=""}.
+(same as @option{-S"@w{ }"}).
+If no @samp{@var{string}} argument is specified, @samp{""} is assumed.
@item -t
@itemx --omit-header