diff --git a/MAINTAINERS.md b/MAINTAINERS.md
index 90e19ea..55edd7e 100644
--- a/MAINTAINERS.md
+++ b/MAINTAINERS.md
@@ -99,6 +99,11 @@ We should switch to the stable release once it will be available.
 The only available versions of the `parle` PHP extension are all beta.
 We should switch to the stable release once it will be available.
 
+### saxon
+
+The `saxon` PHP extension is not available in the PECL archive, so we install it manually.
+We need to monitor new releases at https://www.saxonica.com/download/c.xml
+
 ### snappy
 
 The `snappy` PHP extension is not available in the PECL archive, so we install it manually.
diff --git a/data/special-requirements b/data/special-requirements
index 9c45e5c..9b63b33 100644
--- a/data/special-requirements
+++ b/data/special-requirements
@@ -8,6 +8,7 @@ parallel zts
 parle !jessie
 pdo_sqlsrv !arm
 pthreads zts
+saxon !alpine
 simdjson !jessie !stretch
 sodium !jessie
 sqlsrv !7.1-alpine3.9 !7.1-alpine3.10 !arm
diff --git a/data/supported-extensions b/data/supported-extensions
index 880434b..eeb89d1 100644
--- a/data/supported-extensions
+++ b/data/supported-extensions
@@ -92,6 +92,7 @@ rdkafka 5.5 5.6 7.0 7.1 7.2 7.3 7.4 8.0 8.1 8.2 8.3
 recode 5.5 5.6 7.0 7.1 7.2 7.3
 redis 5.5 5.6 7.0 7.1 7.2 7.3 7.4 8.0 8.1 8.2 8.3
 relay 7.4 8.0 8.1 8.2 8.3
+saxon 7.0 7.1 7.2 7.3 7.4 8.0 8.1 8.2 8.3
 seasclick 5.5 5.6 7.0 7.1 7.2 7.3 7.4 8.0 8.1 8.2 8.3
 seaslog 5.5 5.6 7.0 7.1 7.2 7.3 7.4 8.0 8.1 8.2 8.3
 shmop 5.5 5.6 7.0 7.1 7.2 7.3 7.4 8.0 8.1 8.2 8.3
diff --git a/install-php-extensions b/install-php-extensions
index 9a84d44..e836f94 100755
--- a/install-php-extensions
+++ b/install-php-extensions
@@ -3517,8 +3517,8 @@ installRemoteModule() {
 			;;
 		saxon)
 			if test -z "$installRemoteModule_version"; then
-				if test $PHP_MAJMIN_VERSION -le 506; then
-					installRemoteModule_version='11.6'
+				if test $PHP_MAJMIN_VERSION -ge 800; then
+					installRemoteModule_version='12.4.2'
 				else
 					installRemoteModule_version='12.3'
 				fi
@@ -3546,7 +3546,6 @@ installRemoteModule() {
 				ldconfig || true
 			fi
 			cd "$installRemoteModule_dir/Saxon.C.API"
-			exit
 			phpize
 			./configure --enable-saxon
 			make -j$(getProcessorCount) install
diff --git a/scripts/check-installed-extension.php b/scripts/check-installed-extension.php
index d0604d7..54d6ad9 100644
--- a/scripts/check-installed-extension.php
+++ b/scripts/check-installed-extension.php
@@ -6,6 +6,7 @@ $nameMap = [
     'opcache' => 'Zend OPcache',
     'apcu_bc' => 'apc',
     'ioncube_loader' => 'ionCube Loader',
+    'saxon' => 'saxonc',
 ];
 if (PHP_VERSION_ID < 70000) {
     $nameMap['sodium'] = 'libsodium';