diff --git a/Dockerfile b/Dockerfile
index 3ede60c2..2d5981cc 100644
--- a/Dockerfile
+++ b/Dockerfile
@@ -15,7 +15,7 @@ ARG DUMP_TORRENT_VERSION=302ac444a20442edb4aeabef65b264a85ab88ce9
 # v6.2-0.9.8-0.13.8
 ARG RTORRENT_STICKZ_VERSION=0165b4b6dde384d30c2b41ae6d6a2cd23b55c71e
 
-ARG ALPINE_VERSION=3.19
+ARG ALPINE_VERSION=3.20
 ARG ALPINE_S6_VERSION=${ALPINE_VERSION}-2.2.0.3
 
 FROM --platform=${BUILDPLATFORM} alpine:${ALPINE_VERSION} AS src
@@ -95,8 +95,8 @@ RUN apk --update --no-cache add \
     nghttp2-dev \
     openssl-dev \
     pcre-dev \
-    php82-dev \
-    php82-pear \
+    php83-dev \
+    php83-pear \
     tar \
     tree \
     udns-dev \
@@ -171,13 +171,13 @@ WORKDIR /usr/local/src/geoip2-phpext
 COPY --from=src-geoip2-phpext /src .
 RUN <<EOT
   set -e
-  phpize82
+  phpize83
   ./configure
   make
   make install
 EOT
-RUN mkdir -p ${DIST_PATH}/usr/lib/php82/modules
-RUN cp -f /usr/lib/php82/modules/geoip.so ${DIST_PATH}/usr/lib/php82/modules/
+RUN mkdir -p ${DIST_PATH}/usr/lib/php83/modules
+RUN cp -f /usr/lib/php83/modules/geoip.so ${DIST_PATH}/usr/lib/php83/modules/
 RUN tree ${DIST_PATH}
 
 WORKDIR /usr/local/src/dump-torrent
@@ -229,21 +229,21 @@ RUN apk --update --no-cache add \
     nginx-mod-http-dav-ext \
     nginx-mod-http-geoip2 \
     openssl \
-    php82 \
-    php82-bcmath \
-    php82-ctype \
-    php82-curl \
-    php82-dom \
-    php82-fileinfo \
-    php82-fpm \
-    php82-mbstring \
-    php82-openssl \
-    php82-phar \
-    php82-posix \
-    php82-session \
-    php82-sockets \
-    php82-xml \
-    php82-zip \
+    php83 \
+    php83-bcmath \
+    php83-ctype \
+    php83-curl \
+    php83-dom \
+    php83-fileinfo \
+    php83-fpm \
+    php83-mbstring \
+    php83-openssl \
+    php83-phar \
+    php83-posix \
+    php83-session \
+    php83-sockets \
+    php83-xml \
+    php83-zip \
     python3 \
     py3-pip \
     shadow \
diff --git a/rootfs/etc/cont-init.d/02-fix-perms.sh b/rootfs/etc/cont-init.d/02-fix-perms.sh
index 38346129..9bfee3a8 100644
--- a/rootfs/etc/cont-init.d/02-fix-perms.sh
+++ b/rootfs/etc/cont-init.d/02-fix-perms.sh
@@ -26,7 +26,7 @@ chown -R rtorrent:rtorrent \
   /var/cache/nginx \
   /var/lib/nginx \
   /var/log/nginx \
-  /var/log/php82 \
+  /var/log/php83 \
   /var/run/nginx \
   /var/run/php-fpm \
   /var/run/rtorrent
diff --git a/rootfs/etc/cont-init.d/03-config.sh b/rootfs/etc/cont-init.d/03-config.sh
index c5c8c5ea..607df5b3 100644
--- a/rootfs/etc/cont-init.d/03-config.sh
+++ b/rootfs/etc/cont-init.d/03-config.sh
@@ -76,17 +76,17 @@ echo "Setting PHP-FPM configuration..."
 sed -e "s/@MEMORY_LIMIT@/$MEMORY_LIMIT/g" \
   -e "s/@UPLOAD_MAX_SIZE@/$UPLOAD_MAX_SIZE/g" \
   -e "s/@CLEAR_ENV@/$CLEAR_ENV/g" \
-  /tpls/etc/php82/php-fpm.d/www.conf > /etc/php82/php-fpm.d/www.conf
+  /tpls/etc/php83/php-fpm.d/www.conf > /etc/php83/php-fpm.d/www.conf
 
 echo "Setting PHP INI configuration..."
-sed -i "s|memory_limit.*|memory_limit = ${MEMORY_LIMIT}|g" /etc/php82/php.ini
-sed -i "s|;date\.timezone.*|date\.timezone = ${TZ}|g" /etc/php82/php.ini
-sed -i "s|max_file_uploads.*|max_file_uploads = ${MAX_FILE_UPLOADS}|g" /etc/php82/php.ini
+sed -i "s|memory_limit.*|memory_limit = ${MEMORY_LIMIT}|g" /etc/php83/php.ini
+sed -i "s|;date\.timezone.*|date\.timezone = ${TZ}|g" /etc/php83/php.ini
+sed -i "s|max_file_uploads.*|max_file_uploads = ${MAX_FILE_UPLOADS}|g" /etc/php83/php.ini
 
 # OpCache
 echo "Setting OpCache configuration..."
 sed -e "s/@OPCACHE_MEM_SIZE@/$OPCACHE_MEM_SIZE/g" \
-  /tpls/etc/php82/conf.d/opcache.ini > /etc/php82/conf.d/opcache.ini
+  /tpls/etc/php83/conf.d/opcache.ini > /etc/php83/conf.d/opcache.ini
 
 # Nginx
 echo "Setting Nginx configuration..."
diff --git a/rootfs/etc/cont-init.d/04-create-services.sh b/rootfs/etc/cont-init.d/04-create-services.sh
index f00c3e0c..43af81ce 100644
--- a/rootfs/etc/cont-init.d/04-create-services.sh
+++ b/rootfs/etc/cont-init.d/04-create-services.sh
@@ -15,7 +15,7 @@ cat > /etc/services.d/php-fpm/run <<EOL
 #!/usr/bin/execlineb -P
 with-contenv
 s6-setuidgid ${PUID}:${PGID}
-php-fpm82 -F
+php-fpm83 -F
 EOL
 chmod +x /etc/services.d/php-fpm/run
 
diff --git a/rootfs/tpls/etc/php82/conf.d/opcache.ini b/rootfs/tpls/etc/php83/conf.d/opcache.ini
similarity index 100%
rename from rootfs/tpls/etc/php82/conf.d/opcache.ini
rename to rootfs/tpls/etc/php83/conf.d/opcache.ini
diff --git a/rootfs/tpls/etc/php82/php-fpm.d/www.conf b/rootfs/tpls/etc/php83/php-fpm.d/www.conf
similarity index 100%
rename from rootfs/tpls/etc/php82/php-fpm.d/www.conf
rename to rootfs/tpls/etc/php83/php-fpm.d/www.conf
diff --git a/rootfs/tpls/etc/rtorrent/.rtlocal.rc b/rootfs/tpls/etc/rtorrent/.rtlocal.rc
index 081ff22d..7f6d497f 100644
--- a/rootfs/tpls/etc/rtorrent/.rtlocal.rc
+++ b/rootfs/tpls/etc/rtorrent/.rtlocal.rc
@@ -64,4 +64,4 @@ log.add_output = "rpc_events","log"
 #log.xmlrpc = (cat,(cfg.logs),"xmlrpc.log")
 
 # Initialize plugins
-execute2 = {sh,-c,/usr/bin/php82 /var/www/rutorrent/php/initplugins.php rtorrent &}
+execute2 = {sh,-c,/usr/bin/php83 /var/www/rutorrent/php/initplugins.php rtorrent &}