doc: Fix awkward markup

diff --git a/doc/src/sgml/ref/pg_dumpall.sgml b/doc/src/sgml/ref/pg_dumpall.sgml
index bc5ad7e0e826be8d2c5cd6314776e9543fd741d4..916a415ac43d771699ec0dc1383f5db35b5273b4 100644 (file)
--- a/doc/src/sgml/ref/pg_dumpall.sgml
+++ b/doc/src/sgml/ref/pg_dumpall.sgml
@@ -55,7 +55,8 @@ PostgreSQL documentation
 
   <para>
    The SQL script will be written to the standard output.  Use the
-   [-f|file] option or shell operators to redirect it into a file.
+   <option>-f</option>/<option>--file</option> option or shell operators to
+   redirect it into a file.
   </para>
 
   <para>