diff --git a/Dockerfile b/Dockerfile
index b725165..18dd7a1 100644
--- a/Dockerfile
+++ b/Dockerfile
@@ -70,6 +70,11 @@ RUN build_php.sh 7.4.9
 # 2021/02
 RUN build_php.sh 7.4.15
 
+## PHP 8
+
+# 2021/02
+RUN build_php8.sh 8.0.3
+
 ## Ruby
 WORKDIR /usr/src
 ADD build_ruby.sh /usr/local/bin/build_ruby.sh
diff --git a/build_php.sh b/build_php.sh
index 8d83de0..7ec5e1d 100755
--- a/build_php.sh
+++ b/build_php.sh
@@ -69,7 +69,6 @@ make -j
 make install
 
 mkdir -p /opt/techs/php-$VERSION/etc/conf.d/
-ln -s /srv/conf/php-fpm/php.ini /opt/techs/php-$VERSION/etc/conf.d/app.ini
 
 cd /opt/techs/php-$VERSION/bin
 curl -s https://getcomposer.org/installer | ./php -d allow_url_fopen=On
@@ -78,5 +77,6 @@ cd -
 echo "no" | /opt/techs/php-$VERSION/bin/pecl install redis
 echo "no" | /opt/techs/php-$VERSION/bin/pecl install imagick
 
-echo "extension=redis.so" > /opt/techs/php-$VERSION/etc/conf.d/extensions.ini
+echo "zend_extension=opcache.so" > /opt/techs/php-$VERSION/etc/conf.d/extensions.ini
+echo "extension=redis.so" >> /opt/techs/php-$VERSION/etc/conf.d/extensions.ini
 echo "extension=imagick.so" >> /opt/techs/php-$VERSION/etc/conf.d/extensions.ini
diff --git a/build_php8.sh b/build_php8.sh
new file mode 100755
index 0000000..1b56f11
--- /dev/null
+++ b/build_php8.sh
@@ -0,0 +1,77 @@
+#!/bin/bash
+
+set -e
+
+VERSION=$1
+
+mkdir -p /opt/techs
+
+cd /usr/src
+
+wget https://www.php.net/distributions/php-$VERSION.tar.bz2
+tar xf php-$VERSION.tar.bz2
+rm php-$VERSION.tar.bz2
+
+# test -e /usr/lib/x86_64-linux-gnu/libc-client.a || ln -s /usr/lib/libc-client.a /usr/lib/x86_64-linux-gnu/libc-client.a
+
+cd php-$VERSION
+./configure --enable-fpm --with-mysqli --prefix=/opt/techs/php-$VERSION \
+	    --with-config-file-path=/opt/techs/php-$VERSION/etc \
+	    --with-config-file-scan-dir=/opt/techs/php-$VERSION/etc/conf.d/ \
+        --sbindir=/opt/techs/php-$VERSION/bin \
+	    --with-pdo-pgsql \
+	    --with-zlib-dir \
+	    --with-freetype \
+	    --enable-mbstring \
+	    --enable-soap \
+	    --enable-calendar \
+	    --with-curl \
+	    --with-zlib \
+	    --enable-gd \
+		--with-zip \
+	    --with-pgsql \
+	    --disable-rpath \
+	    --with-bz2 \
+	    --with-zlib \
+	    --enable-sockets \
+	    --enable-sysvsem \
+	    --enable-sysvshm \
+	    --enable-pcntl \
+	    --enable-mbregex \
+	    --enable-exif \
+	    --enable-bcmath \
+	    --with-mhash \
+	    --with-pdo-mysql \
+	    --with-jpeg \
+	    --with-openssl \
+	    --with-fpm-user=app\
+	    --with-fpm-group=app\
+	    --with-libdir=/lib/x86_64-linux-gnu \
+	    --enable-ftp \
+	    --with-gettext \
+	    --with-xsl \
+	    --enable-opcache \
+	    --with-imap \
+	    --with-imap-ssl \
+	    --with-sodium \
+        --with-kerberos \
+		--with-pear
+make -j
+make install
+
+mkdir -p /opt/techs/php-$VERSION/etc/conf.d/
+ln -s /srv/conf/php-fpm/php.ini /opt/techs/php-$VERSION/etc/conf.d/app.ini
+
+cd /opt/techs/php-$VERSION/bin
+curl -s https://getcomposer.org/installer | ./php -d allow_url_fopen=On
+cd -
+
+echo "no" | /opt/techs/php-$VERSION/bin/pecl install redis
+echo "no" | /opt/techs/php-$VERSION/bin/pecl install imagick
+
+
+echo "zend_extension=opcache.so" > /opt/techs/php-$VERSION/etc/conf.d/extensions.ini
+echo "extension=redis.so" >> /opt/techs/php-$VERSION/etc/conf.d/extensions.ini
+# Not supported yet
+# https://github.com/Imagick/imagick/issues/358
+# echo "extension=imagick.so" >> /opt/techs/php-$VERSION/etc/conf.d/extensions.ini
diff --git a/examples/php/php.ini b/examples/php/php.ini
index b326dde..9ffe72d 100644
--- a/examples/php/php.ini
+++ b/examples/php/php.ini
@@ -8,3 +8,11 @@ allow_url_fopen = Off
 display_errors = On
 date.timezone = "Europe/Prague"
 catch_workers_output = On
+
+opcache.memory_consumption=128
+opcache.interned_strings_buffer=8
+opcache.max_accelerated_files=4000
+opcache.revalidate_freq=60
+opcache.fast_shutdown=1
+opcache.enable_cli=1
+opcache.enable = 1
diff --git a/gen_rosti.fish b/gen_rosti.fish
index 779f97c..734008a 100755
--- a/gen_rosti.fish
+++ b/gen_rosti.fish
@@ -12,6 +12,9 @@ for line in (cat Dockerfile | grep "RUN build_")
     case "build_php.sh"
         set TECH php
         set TECH_VERBOSE PHP
+    case "build_php8.sh"
+        set TECH php
+        set TECH_VERBOSE PHP
     case "build_python.sh"
         set TECH python
         set TECH_VERBOSE Python