diff --git a/zh_CN.GB2312/share/mk/doc.local.mk b/zh_CN.GB2312/share/mk/doc.local.mk
index e771f6b63f..51b9ae9b32 100644
--- a/zh_CN.GB2312/share/mk/doc.local.mk
+++ b/zh_CN.GB2312/share/mk/doc.local.mk
@@ -1,35 +1,35 @@
 # $FreeBSD$
 # Original Revision: 1.1
 
 SP_ENCODING?=	${LANGCODE:C,^.*\.,,}
 
 PRINTFLAGS+=	-ioutput.for.print
 
 CJKTEXSTY?=	${PREFIX}/bin/cjktexsty
 CJKTEXSTY_TEX_FLAGS?= -e ${SP_ENCODING} -f t1song
 CJKTEXSTY_PDFTEX_FLAGS?= -c -e ${SP_ENCODING} -f song
 
 # Don't use "?=" in the following two lines.
 # They have been pre-defined in "doc.project.mk" and should be overridden here.
 HTML2TXT=	${PREFIX}/bin/html2text
 HTML2TXTOPTS=	-nobs -style pretty
 
 # In "doc/share/mk/doc.project.mk", "doc.images.mk" and "doc.common.mk"
-# is included before "doc.local.mk". Thus, we can use variables defined
+# are included before "doc.local.mk". Thus, we can use variables defined
 # in these two files safely in XXX target:source declaration XXX.
 # E.g. ${IMAGES_PDF}, ${LOCAL_IMAGES_EPS}
 # ***********************************************************************
 #  However, other files "doc.*.mk" are included after "doc.local.mk".
 #  We CANNOT use their variables in XXX target:source declaration XXX !!!
 # ***********************************************************************
 # But no problems about using their variables in other places.
 # Then, PMake expands variables just when they are ACTUALLY USED.
 
 PDFJADETEX_PREPROCESS=	${CJKTEXSTY} ${CJKTEXSTY_PDFTEX_FLAGS}
 JADETEX_PREPROCESS=	${CJKTEXSTY} ${CJKTEXSTY_TEX_FLAGS}
 
 # For Chinese-specific switch "output.for.print".
 print.index: ${SRCS} ${LOCAL_IMAGES_TXT}
 	${INIT_INDEX_SGML_CMD}
 	${JADE_CMD} -V html-index -V nochunks ${HTMLOPTS} -ioutput.html.images \
 		-ioutput.for.print ${JADEOPTS} -t sgml ${MASTERDOC} > /dev/null