diff --git a/BOOK/INSTALL.md b/BOOK/INSTALL.md
index 1f012a8..441e256 100644
--- a/BOOK/INSTALL.md
+++ b/BOOK/INSTALL.md
@@ -31,7 +31,7 @@ sudo apt install docbook-xml docbook-xsl fop libxml2-utils lynx make xsltproc ti
 ```
 
 To actually convert the Docbook XML source into rendered form, which will be
-located at ../render by default (override with BASEDIR=), execute:
+located at ../render by default (override with RENDERDIR=), execute:
 
 * To XHTML: `make`
 * To single file XHTML (nochunks): `make nochunks`
diff --git a/BOOK/stylesheets/lfs-xsl/pdf.xsl b/BOOK/stylesheets/lfs-xsl/pdf.xsl
index a1c9f19..8de29b2 100644
--- a/BOOK/stylesheets/lfs-xsl/pdf.xsl
+++ b/BOOK/stylesheets/lfs-xsl/pdf.xsl
@@ -19,7 +19,7 @@ $Date$
     <!-- Uncomment the next for debugging the raw FO code.
          Note that FOP will complaints about a lot of paragraph overflows
          due that verbatim output is also indented.
-         Remember to comment the "rm $(BASEDIR)/lfs-pdf.fo" in
+         Remember to comment the "rm $(RENDERDIR)/lfs-pdf.fo" in
          the Makefile. -->
   <!--<xsl:output  encoding="UTF-8" indent="yes" />-->