diff --git a/Makefile b/Makefile
index eee5fce..3ae1136 100644
--- a/Makefile
+++ b/Makefile
@@ -6,7 +6,7 @@ php71.zip:
 	docker run --rm -e http_proxy=${http_proxy} -v $(ROOT_DIR):/opt/layer lambci/lambda:build-provided /opt/layer/build.sh
 
 php73.zip:
-	docker run --rm -e http_proxy=${http_proxy} -v $(ROOT_DIR):/opt/layer lambci/lambda:build-provided /opt/layer/build-php-remi.sh 3
+	docker run --rm -e http_proxy=${http_proxy} -v $(ROOT_DIR):/opt/layer lambci/lambda:build-provided /opt/layer/build-php-7.3.sh
 
 upload71: php71.zip
 	./upload.sh 7.1
diff --git a/build-php-7.3.sh b/build-php-7.3.sh
new file mode 100755
index 0000000..7802e54
--- /dev/null
+++ b/build-php-7.3.sh
@@ -0,0 +1,29 @@
+#!/bin/bash -e
+
+echo "Building layer for PHP 7.3 - using official repository"
+
+yum install -y php73 php73-mbstring php73-pdo php73-mysql php73-pgsql php73-xml php73-process
+
+mkdir /tmp/layer
+cd /tmp/layer
+cp /opt/layer/bootstrap bootstrap
+sed "s/PHP_MINOR_VERSION/3/g" /opt/layer/php.ini >php.ini
+
+mkdir bin
+cp /usr/bin/php bin/
+
+mkdir lib
+for lib in libncurses.so.5 libtinfo.so.5 libpcre.so.0; do
+  cp "/lib64/${lib}" lib/
+done
+
+cp /usr/lib64/libedit.so.0 lib/
+# cp /usr/lib64/libargon2.so.0 lib/
+cp /usr/lib64/libpq.so.5 lib/
+# cp /usr/lib64/libonig.so.5 lib/
+
+mkdir -p lib/php/7.3
+cp -a /usr/lib64/php/7.3/modules lib/php/7.3/
+
+zip -r /opt/layer/php73.zip .
+