diff --git a/pdf2htmlEX.1.in b/pdf2htmlEX.1.in
index f0fc3c2..74cab5f 100644
--- a/pdf2htmlEX.1.in
+++ b/pdf2htmlEX.1.in
@@ -189,9 +189,7 @@ For some versions of Firefox, however, there will be a problem when the font siz
 
 .TP
 .B --space-as-offset <0|1> (Default: 1)
-Treat space characters as offsets, which may increase the size of the output.
-
-Turn it on if space characters are not displayed correctly, or you want to remove positional spaces.
+If set to 1, space characters will be treated as offsets, which allows a better optimization. Turn it off if space characters are not displayed correctly.
 
 .TP
 .B --tounicode <-1|0|1> (Default: 0)