diff --git a/configs/components/libxml2.rb b/configs/components/libxml2.rb
index 9e3413192..f4f7a7550 100644
--- a/configs/components/libxml2.rb
+++ b/configs/components/libxml2.rb
@@ -1,16 +1,14 @@
 component "libxml2" do |pkg, settings, platform|
   pkg.version '2.10.3'
-  pkg.sha256sum '26d2415e1c23e0aad8ca52358523fc9116a2eb6e4d4ef47577b1635c7cee3d5f'
-  pkg.url "#{settings[:buildsources_url]}/libxml2-#{pkg.get_version}.tar.gz"
+  pkg.sha256sum '5d2cc3d78bec3dbe212a9d7fa629ada25a7da928af432c93060ff5c17ee28a9c'
 
-  # Newer versions of libxml2 either ship as tar.xz or do not ship with a configure file
-  # and require a newer version of GNU Autotools to generate. This causes problems with
-  # the older and esoteric (AIX, Solaris) platforms that we support.
-  # So we generate a configure file manually, compress as tar.gz, and host internally.
+  libxml2_version_y = pkg.get_version.gsub(/(\d+)\.(\d+)\.(\d+)/, '\1.\2')
+  pkg.url "https://download.gnome.org/sources/libxml2/#{libxml2_version_y}/libxml2-#{pkg.get_version}.tar.xz"
+  pkg.mirror "#{settings[:buildsources_url]}/libxml2-#{pkg.get_version}.tar.xz"
 
   if platform.is_aix?
     if platform.name == 'aix-7.1-ppc'
-      pkg.environment "PATH", "/opt/pl-build-tools/bin:$(PATH)"
+      pkg.environment "PATH", "/opt/pl-build-tools/bin:/opt/freeware/bin:$(PATH)"
     else
       pkg.environment "PATH", "/opt/freeware/bin:$(PATH)"
     end
@@ -19,7 +17,7 @@
     pkg.environment "CFLAGS", settings[:cflags]
     pkg.environment "LDFLAGS", settings[:ldflags]
   elsif platform.is_solaris?
-    pkg.environment "PATH", "/opt/pl-build-tools/bin:$(PATH):/usr/local/bin:/usr/ccs/bin:/usr/sfw/bin:#{settings[:bindir]}"
+    pkg.environment "PATH", "/opt/pl-build-tools/bin:$(PATH):/usr/local/bin:/usr/ccs/bin:/usr/sfw/bin:/opt/csw/bin:#{settings[:bindir]}"
     pkg.environment "CFLAGS", "#{settings[:cflags]} -std=c99"
     pkg.environment "LDFLAGS", settings[:ldflags]
   elsif platform.is_macos?
diff --git a/configs/components/libxslt.rb b/configs/components/libxslt.rb
index cfc109839..36674dfda 100644
--- a/configs/components/libxslt.rb
+++ b/configs/components/libxslt.rb
@@ -1,18 +1,16 @@
 component "libxslt" do |pkg, settings, platform|
   pkg.version '1.1.37'
-  pkg.sha256sum 'a4ecab265f44e888ed3b39e11c7e925103ef6e26e09d62e9381f26977df96343'
-  pkg.url "#{settings[:buildsources_url]}/libxslt-v#{pkg.get_version}.tar.gz"
+  pkg.sha256sum '3a4b27dc8027ccd6146725950336f1ec520928f320f144eb5fa7990ae6123ab4'
 
-  # Newer versions of libxslt either ship as tar.xz or do not ship with a configure file
-  # and require a newer version of GNU Autotools to generate. This causes problems with
-  # the older and esoteric (AIX, Solaris) platforms that we support.
-  # So we generate a configure file manually, compress as tar.gz, and host internally.
+  libxslt_version_y = pkg.get_version.gsub(/(\d+)\.(\d+)\.(\d+)/, '\1.\2')
+  pkg.url "https://download.gnome.org/sources/libxslt/#{libxslt_version_y}/libxslt-#{pkg.get_version}.tar.xz"
+  pkg.mirror "#{settings[:buildsources_url]}/libxslt-#{pkg.get_version}.tar.xz"
 
   pkg.build_requires "libxml2"
 
   if platform.is_aix?
     if platform.name == 'aix-7.1-ppc'
-      pkg.environment "PATH", "/opt/pl-build-tools/bin:$(PATH)"
+      pkg.environment "PATH", "/opt/pl-build-tools/bin:/opt/freeware/bin:$(PATH)"
     else
       pkg.environment "PATH", "/opt/freeware/bin:$(PATH)"
     end
@@ -26,7 +24,7 @@
     # don't depend on libgcrypto
     disable_crypto = "--without-crypto"
   elsif platform.is_solaris?
-    pkg.environment "PATH", "/opt/pl-build-tools/bin:$(PATH):/usr/local/bin:/usr/ccs/bin:/usr/sfw/bin:#{settings[:bindir]}"
+    pkg.environment "PATH", "/opt/pl-build-tools/bin:$(PATH):/usr/local/bin:/usr/ccs/bin:/usr/sfw/bin:/opt/csw/bin:#{settings[:bindir]}"
     pkg.environment "CFLAGS", settings[:cflags]
     pkg.environment "LDFLAGS", settings[:ldflags]
   elsif platform.is_macos?
diff --git a/configs/platforms/aix-7.1-ppc.rb b/configs/platforms/aix-7.1-ppc.rb
index 465084443..439e335f6 100644
--- a/configs/platforms/aix-7.1-ppc.rb
+++ b/configs/platforms/aix-7.1-ppc.rb
@@ -42,7 +42,7 @@
 cd openssl-1.0.2.1800 && /usr/sbin/installp -acgwXY -d $PWD openssl.base;
 curl --output yum.sh https://artifactory.delivery.puppetlabs.net/artifactory/generic__buildsources/buildsources/aix-yum.sh && sh yum.sh;
 /opt/freeware/bin/sed -i 's|https://anonymous:anonymous@public.dhe.ibm.com/aix/freeSoftware/aixtoolbox/RPMS|https://artifactory.delivery.puppetlabs.net/artifactory/rpm__remote_aix_linux_toolbox/RPMS|' /opt/freeware/etc/yum/yum.conf;
-yum install -y gcc8-c++;
+yum install -y gcc8-c++ xz-5.2.5;
 ln -sf /opt/freeware/lib/gcc/powerpc-ibm-aix7.1.0.0/8/libgcc_s.a /opt/freeware/lib/libgcc_s.a]
 
   # We use --force with rpm because the pl-gettext and pl-autoconf
diff --git a/configs/platforms/aix-7.2-ppc.rb b/configs/platforms/aix-7.2-ppc.rb
index 582e0c86b..db38eaaba 100644
--- a/configs/platforms/aix-7.2-ppc.rb
+++ b/configs/platforms/aix-7.2-ppc.rb
@@ -49,6 +49,7 @@
     readline-devel
     sed
     tar
+    xz-5.4.3
     zlib
     zlib-devel
   )
diff --git a/configs/platforms/solaris-10-i386.rb b/configs/platforms/solaris-10-i386.rb
index cce3239ba..b48167983 100644
--- a/configs/platforms/solaris-10-i386.rb
+++ b/configs/platforms/solaris-10-i386.rb
@@ -50,7 +50,7 @@
   /opt/csw/bin/pkgutil -l gcc | xargs -I{} pkgrm -n -a /var/tmp/vanagon-noask {};
   /opt/csw/bin/pkgutil -l ruby18 | xargs -I{} pkgrm -n -a /var/tmp/vanagon-noask {};
   /opt/csw/bin/pkgutil -l readline | xargs -I{} pkgrm -n -a /var/tmp/vanagon-noask {};
-  /opt/csw/bin/pkgutil --config=/var/tmp/vanagon-pkgutil.conf -y -i rsync gmake pkgconfig ggrep libffi_dev libreadline6 || exit 1;
+  /opt/csw/bin/pkgutil --config=/var/tmp/vanagon-pkgutil.conf -y -i rsync gmake pkgconfig ggrep libffi_dev libreadline6 CSWxz-5.2.8,REV=2022.11.16 || exit 1;
 
   # Install base build dependencies
   for pkg in #{base_pkgs.map { |pkg| "SUNW#{pkg}.pkg.gz" }.join(' ')}; do \
diff --git a/configs/platforms/solaris-10-sparc.rb b/configs/platforms/solaris-10-sparc.rb
index 343fc67e6..8a6e17007 100644
--- a/configs/platforms/solaris-10-sparc.rb
+++ b/configs/platforms/solaris-10-sparc.rb
@@ -51,7 +51,7 @@
   /opt/csw/bin/pkgutil -l gcc | xargs -I{} pkgrm -n -a /var/tmp/vanagon-noask {};
   /opt/csw/bin/pkgutil -l ruby18 | xargs -I{} pkgrm -n -a /var/tmp/vanagon-noask {};
   /opt/csw/bin/pkgutil -l readline | xargs -I{} pkgrm -n -a /var/tmp/vanagon-noask {};
-  /opt/csw/bin/pkgutil --config=/var/tmp/vanagon-pkgutil.conf -y -i rsync gmake libgcc_s1 libreadline6 pkgconfig ggrep ruby20 ruby20_dev gcc4g++ || exit 1;
+  /opt/csw/bin/pkgutil --config=/var/tmp/vanagon-pkgutil.conf -y -i rsync gmake libgcc_s1 libreadline6 pkgconfig ggrep ruby20 ruby20_dev gcc4g++ CSWxz-5.2.8,REV=2022.11.16 || exit 1;
   # For some reason, the bison reference is invalid on our artifactory mirror, so get it directly from opencsw.
   /opt/csw/bin/pkgutil -y -i bison;
   # RE-6121 openssl 1.0.2e requires functionality not in sytem grep
diff --git a/configs/platforms/solaris-11-i386.rb b/configs/platforms/solaris-11-i386.rb
index ffb028168..1ac5501be 100644
--- a/configs/platforms/solaris-11-i386.rb
+++ b/configs/platforms/solaris-11-i386.rb
@@ -41,7 +41,7 @@
 basedir=default" > /var/tmp/vanagon-noask;
   echo "mirror=https://artifactory.delivery.puppetlabs.net/artifactory/generic__remote_opencsw_mirror/testing" > /var/tmp/vanagon-pkgutil.conf;
   pkgadd -n -a /var/tmp/vanagon-noask -d http://get.opencsw.org/now all
-  /opt/csw/bin/pkgutil --config=/var/tmp/vanagon-pkgutil.conf -y -i libffi_dev autoconf gcc4core || exit 1;
+  /opt/csw/bin/pkgutil --config=/var/tmp/vanagon-pkgutil.conf -y -i libffi_dev autoconf gcc4core CSWxz-5.2.8,REV=2022.11.16 || exit 1;
   ntpdate pool.ntp.org]
   plat.output_dir File.join("solaris", "11", "PC1")
 end
diff --git a/configs/platforms/solaris-11-native-sparc.rb b/configs/platforms/solaris-11-native-sparc.rb
index b4c054c71..84d844a5f 100644
--- a/configs/platforms/solaris-11-native-sparc.rb
+++ b/configs/platforms/solaris-11-native-sparc.rb
@@ -55,6 +55,6 @@
 basedir=default" > /var/tmp/vanagon-noask;
   echo "mirror=https://artifactory.delivery.puppetlabs.net/artifactory/generic__remote_opencsw_mirror/testing" > /var/tmp/vanagon-pkgutil.conf;
   pkgadd -n -a /var/tmp/vanagon-noask -d http://get.opencsw.org/now all
-  /opt/csw/bin/pkgutil -U && /opt/csw/bin/pkgutil -y -i bison || exit 1
+  /opt/csw/bin/pkgutil -U && /opt/csw/bin/pkgutil -y -i bison CSWxz-5.2.8,REV=2022.11.16 || exit 1
   ]
 end
diff --git a/configs/platforms/solaris-11-sparc.rb b/configs/platforms/solaris-11-sparc.rb
index 20f516512..800e3f087 100644
--- a/configs/platforms/solaris-11-sparc.rb
+++ b/configs/platforms/solaris-11-sparc.rb
@@ -41,7 +41,7 @@
 basedir=default" > /var/tmp/vanagon-noask;
   echo "mirror=https://artifactory.delivery.puppetlabs.net/artifactory/generic__remote_opencsw_mirror/testing" > /var/tmp/vanagon-pkgutil.conf;
   pkgadd -n -a /var/tmp/vanagon-noask -d http://get.opencsw.org/now all
-  /opt/csw/bin/pkgutil -U && /opt/csw/bin/pkgutil -y -i gcc4g++ bison || exit 1
+  /opt/csw/bin/pkgutil -U && /opt/csw/bin/pkgutil -y -i gcc4g++ bison CSWxz-5.2.8,REV=2022.11.16 || exit 1
 
   ntpdate pool.ntp.org]
 end