diff --git a/en_US.ISO8859-1/books/porters-handbook/book.sgml b/en_US.ISO8859-1/books/porters-handbook/book.sgml
index a222885c62..c51319ecac 100644
--- a/en_US.ISO8859-1/books/porters-handbook/book.sgml
+++ b/en_US.ISO8859-1/books/porters-handbook/book.sgml
@@ -5449,14 +5449,14 @@ _DOCSDIR=       .
 	      <entry>Location of the site-packages tree, that contains
 		installation path of Python (usually <makevar>LOCALBASE</makevar>).
 		The <makevar>PYTHON_SITELIBDIR</makevar> variable can be very
-	 	useful when installing Python modules.</entry>
+		useful when installing Python modules.</entry>
 	    </row>
 
 	    <row>
 	      <entry><makevar>PYTHONPREFIX_SITELIBDIR</makevar></entry>
 
 	      <entry>The PREFIX-clean variant of PYTHON_SITELIBDIR.
-	      	Always use
+		Always use
 		<literal>%%PYTHON_SITELIBDIR%%</literal> in
 		<filename>pkg-plist</filename> when possible. The default value of
 		<literal>%%PYTHON_SITELIBDIR%%</literal> is