diff --git a/dev-libs/orcus/orcus0.20-0.20.2.recipe b/dev-libs/orcus/orcus0.21-0.21.0.recipe
similarity index 84%
rename from dev-libs/orcus/orcus0.20-0.20.2.recipe
rename to dev-libs/orcus/orcus0.21-0.21.0.recipe
index 20a24d6b4..9f55f81e6 100644
--- a/dev-libs/orcus/orcus0.20-0.20.2.recipe
+++ b/dev-libs/orcus/orcus0.21-0.21.0.recipe
@@ -7,13 +7,13 @@ COPYRIGHT="2022 Kohei Yoshida et al."
 LICENSE="MPL v2.0"
 REVISION="1"
 SOURCE_URI="https://gitlab.com/orcus/orcus/-/archive/$portVersion/orcus-$portVersion.tar.bz2"
-CHECKSUM_SHA256="46cdeefef6bbf800e2e776630930fea6363107ac71460824ba54e37047eb85b8"
+CHECKSUM_SHA256="3555660197d6d38d720643f430804bb0f95a484c1fe6c28c00808ae67f978d15"
 SOURCE_DIR="orcus-$portVersion"
 
 ARCHITECTURES="all !x86_gcc2"
 SECONDARY_ARCHITECTURES="x86"
 
-boostMinimumVersion=1.88.0
+boostMinimumVersion=1.90.0
 
 commandBinDir=$binDir
 commandSuffix=$secondaryArchSuffix
@@ -23,10 +23,10 @@ if [ "$targetArchitecture" = x86_gcc2 ]; then
 fi
 
 soVersion="${portVersion%.*}"
-ixionSoVersion="${portVersion%.*}" # keep on par with ixion
+ixionSoVersion=0.20 # most recent version
 
 PROVIDES="
-	orcus0.20$secondaryArchSuffix = $portVersion
+	orcus0.21$secondaryArchSuffix = $portVersion
 	lib:liborcus_$soVersion$secondaryArchSuffix = 0.0.0 compat >= 0
 	lib:liborcus_mso_$soVersion$secondaryArchSuffix = 0.0.0 compat >= 0
 	lib:liborcus_parser_$soVersion$secondaryArchSuffix = 0.0.0 compat >= 0
@@ -35,28 +35,29 @@ PROVIDES="
 REQUIRES="
 	haiku$secondaryArchSuffix
 	lib:libboost_date_time$secondaryArchSuffix
-	lib:libboost_system$secondaryArchSuffix
-	lib:libboost_filesystem$secondaryArchSuffix
 	lib:libboost_iostreams$secondaryArchSuffix
 	lib:libboost_program_options$secondaryArchSuffix
 	lib:libixion_$ixionSoVersion$secondaryArchSuffix
 	lib:libz$secondaryArchSuffix
 	"
+REPLACES="
+	orcus0.20$secondaryArchSuffix
+	"
 
 PROVIDES_devel="
-	orcus0.20${secondaryArchSuffix}_devel = $portVersion
+	orcus0.21${secondaryArchSuffix}_devel = $portVersion
 	devel:liborcus_$soVersion$secondaryArchSuffix = 0.0.0 compat >= 0
 	devel:liborcus_mso_$soVersion$secondaryArchSuffix = 0.0.0 compat >= 0
 	devel:liborcus_parser_$soVersion$secondaryArchSuffix = 0.0.0 compat >= 0
 	devel:liborcus_spreadsheet_model_$soVersion$secondaryArchSuffix = 0.0.0 compat >= 0
 	"
 REQUIRES_devel="
-	orcus0.20$secondaryArchSuffix == $portVersion base
+	orcus0.21$secondaryArchSuffix == $portVersion base
 	devel:libixion_$ixionSoVersion$secondaryArchSuffix
 	"
 
 PROVIDES_tools="
-	orcus0.20${secondaryArchSuffix}_tools = $portVersion
+	orcus0.21${secondaryArchSuffix}_tools = $portVersion
 	cmd:orcus_css_dump$commandSuffix = $portVersion
 	cmd:orcus_csv$commandSuffix = $portVersion
 	cmd:orcus_detect$commandSuffix = $portVersion
@@ -73,7 +74,7 @@ PROVIDES_tools="
 	cmd:orcus_zip_dump$commandSuffix = $portVersion
 	"
 REQUIRES_tools="
-	orcus0.20$secondaryArchSuffix == $portVersion base
+	orcus0.21$secondaryArchSuffix == $portVersion base
 	$REQUIRES
 	"
 CONFLICTS_tools="
@@ -81,11 +82,14 @@ CONFLICTS_tools="
 	orcus0.18${secondaryArchSuffix}_tools
 	"
 
+ARCHITECTURES_doc="any"
+PROVIDES_doc="
+	orcus0.21_doc
+	"
+
 BUILD_REQUIRES="
 	haiku${secondaryArchSuffix}_devel
 	devel:libboost_date_time$secondaryArchSuffix >= $boostMinimumVersion
-	devel:libboost_system$secondaryArchSuffix >= $boostMinimumVersion
-	devel:libboost_filesystem$secondaryArchSuffix >= $boostMinimumVersion
 	devel:libboost_iostreams$secondaryArchSuffix >= $boostMinimumVersion
 	devel:libboost_program_options$secondaryArchSuffix >= $boostMinimumVersion
 	devel:libixion_$ixionSoVersion$secondaryArchSuffix
@@ -104,7 +108,7 @@ BUILD_PREREQUIRES="
 	cmd:pkg_config$secondaryArchSuffix
 	"
 
-defineDebugInfoPackage orcus0.20$secondaryArchSuffix \
+defineDebugInfoPackage orcus0.21$secondaryArchSuffix \
 	$(getPackagePrefix tools)/bin/orcus-css-dump \
 	$(getPackagePrefix tools)/bin/orcus-csv \
 	$(getPackagePrefix tools)/bin/orcus-detect \
@@ -147,14 +151,14 @@ INSTALL()
 	make install
 
 	# documentation
-	docdir="$developDir/documentation/orcus${portVersion%.*}"
+	docdir="$documentationDir/packages/orcus${portVersion%.*}"
 	mkdir -p $docdir
-	cp -r doc/_doxygen/html $docdir
+	cp -r doc/_doxygen/html/* $docdir
 
 	for la in "" -mso -parser -spreadsheet-model; do
 		library=liborcus$la-$soVersion
 		rm $libDir/$library.la
-		prepareInstalledDevelLib $library
+		prepareInstalledDevelLibs $library
 	done
 	fixPkgconfig
 
@@ -163,6 +167,9 @@ INSTALL()
 
 	packageEntries tools \
 		"$commandBinDir"
+
+	packageEntries doc \
+		$documentationDir
 }
 
 TEST()