diff --git a/data/supported-extensions b/data/supported-extensions
index 2065b76..54e0ada 100644
--- a/data/supported-extensions
+++ b/data/supported-extensions
@@ -15,7 +15,7 @@ gd 5.5 5.6 7.0 7.1 7.2 7.3 7.4 8.0
 gearman 5.5 5.6 7.0 7.1 7.2 7.3 7.4 8.0
 geospatial 5.5 5.6 7.0 7.1 7.2 7.3 7.4 8.0
 gettext 5.5 5.6 7.0 7.1 7.2 7.3 7.4 8.0
-gmagick 5.5 5.6 7.0 7.1 7.2 7.3 7.4
+gmagick 5.5 5.6 7.0 7.1 7.2 7.3 7.4 8.0
 gmp 5.5 5.6 7.0 7.1 7.2 7.3 7.4 8.0
 gnupg 5.5 5.6 7.0 7.1 7.2 7.3 7.4
 grpc 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 3b4cb0c..95a87ad 100755
--- a/install-php-extensions
+++ b/install-php-extensions
@@ -519,7 +519,7 @@ buildRequiredPackageLists() {
 				buildRequiredPackageLists_volatile="$buildRequiredPackageLists_volatile gettext-dev"
 				;;
 			gmagick@alpine)
-				buildRequiredPackageLists_persistent="$buildRequiredPackageLists_persistent graphicsmagick"
+				buildRequiredPackageLists_persistent="$buildRequiredPackageLists_persistent graphicsmagick libgomp"
 				buildRequiredPackageLists_volatile="$buildRequiredPackageLists_volatile graphicsmagick-dev libtool"
 				;;
 			gmagick@debian)
@@ -1093,7 +1093,7 @@ setTargetTriplet() {
 #   The number of processors to be used
 getCompilationProcessorCount() {
 	case "$1" in
-		amqp | bcmath | bz2 | calendar | exif | gd | geospatial | gettext | grpc | http | imagick | intl | mysqli | opcache | pcntl | pdo_mysql | protobuf | redis | ssh2 | soap | sockets | tidy | xdebug | xsl | yaml | zip)
+		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)
 			# These extensions support parallel compilation
 			getProcessorCount
 			;;