diff --git a/data/supported-extensions b/data/supported-extensions
index 7759eca..1bfab04 100644
--- a/data/supported-extensions
+++ b/data/supported-extensions
@@ -6,7 +6,7 @@ bz2 5.5 5.6 7.0 7.1 7.2 7.3 7.4 8.0
 calendar 5.5 5.6 7.0 7.1 7.2 7.3 7.4 8.0
 cmark 7.0 7.1 7.2 7.3 7.4
 dba 5.5 5.6 7.0 7.1 7.2 7.3 7.4 8.0
-decimal 7.0 7.1 7.2 7.3 7.4
+decimal 7.0 7.1 7.2 7.3 7.4 8.0
 enchant 5.5 5.6 7.0 7.1 7.2 7.3 7.4 8.0
 ev 5.5 5.6 7.0 7.1 7.2 7.3 7.4 8.0
 exif 5.5 5.6 7.0 7.1 7.2 7.3 7.4 8.0
diff --git a/install-php-extensions b/install-php-extensions
index b554c04..e2b2955 100755
--- a/install-php-extensions
+++ b/install-php-extensions
@@ -1101,7 +1101,7 @@ setTargetTriplet() {
 #   The number of processors to be used
 getCompilationProcessorCount() {
 	case "$1" in
-		amqp | bcmath | bz2 | calendar | exif | gd | geospatial | gettext | gmagick | grpc | http | imagick | intl | mysqli | opcache | pcntl | pdo_mysql | protobuf | redis | ssh2 | soap | sockets | tidy | xdebug | xsl | yaml | zip)
+		amqp | bcmath | bz2 | calendar | decimal | exif | gd | geospatial | gettext | gmagick | grpc | http | imagick | intl | mysqli | opcache | pcntl | pdo_mysql | protobuf | redis | ssh2 | soap | sockets | tidy | xdebug | xsl | yaml | zip)
 			# These extensions support parallel compilation
 			getProcessorCount
 			;;