diff --git a/Dockerfile b/Dockerfile
index fc806ff..eb51d98 100644
--- a/Dockerfile
+++ b/Dockerfile
@@ -1,6 +1,6 @@
 # syntax=docker/dockerfile:1
 
-FROM ghcr.io/linuxserver/baseimage-alpine-nginx:3.18
+FROM ghcr.io/linuxserver/baseimage-alpine-nginx:3.19
 
 # set version label
 ARG BUILD_DATE
@@ -17,20 +17,20 @@ RUN \
     imagemagick \
     libjpeg-turbo-utils \
     mediainfo \
-    php82-apcu \
-    php82-cgi \
-    php82-ctype \
-    php82-curl \
-    php82-dom \
-    php82-exif \
-    php82-gd \
-    php82-ldap \
-    php82-mysqli \
-    php82-mysqlnd \
-    php82-pear \
-    php82-pecl-imagick \
-    php82-xsl \
-    php82-zip \
+    php83-apcu \
+    php83-cgi \
+    php83-ctype \
+    php83-curl \
+    php83-dom \
+    php83-exif \
+    php83-gd \
+    php83-ldap \
+    php83-mysqli \
+    php83-mysqlnd \
+    php83-pear \
+    php83-pecl-imagick \
+    php83-xsl \
+    php83-zip \
     poppler-utils \
     re2c && \
   echo "**** download piwigo ****" && \
@@ -44,10 +44,6 @@ RUN \
     "https://piwigo.org/download/dlcounter.php?code=${PIWIGO_RELEASE}" && \
   unzip -q /tmp/piwigo.zip -d /tmp && \
   mv /tmp/piwigo/* /app/www/public && \
-  # The max filesize is 2M by default, which is way to small for most photos
-  sed -ri 's/^upload_max_filesize = .*/upload_max_filesize = 100M/' /etc/php82/php.ini && \
-  # The max post size is 8M by default, it must be at least max_filesize
-  sed -ri 's/^post_max_size = .*/post_max_size = 100M/' /etc/php82/php.ini && \
   echo "**** cleanup ****" && \
   rm -rf \
     /tmp/*
diff --git a/Dockerfile.aarch64 b/Dockerfile.aarch64
index 4ad5cec..10057d4 100644
--- a/Dockerfile.aarch64
+++ b/Dockerfile.aarch64
@@ -1,6 +1,6 @@
 # syntax=docker/dockerfile:1
 
-FROM ghcr.io/linuxserver/baseimage-alpine-nginx:arm64v8-3.18
+FROM ghcr.io/linuxserver/baseimage-alpine-nginx:arm64v8-3.19
 
 # set version label
 ARG BUILD_DATE
@@ -17,20 +17,20 @@ RUN \
     imagemagick \
     libjpeg-turbo-utils \
     mediainfo \
-    php82-apcu \
-    php82-cgi \
-    php82-ctype \
-    php82-curl \
-    php82-dom \
-    php82-exif \
-    php82-gd \
-    php82-ldap \
-    php82-mysqli \
-    php82-mysqlnd \
-    php82-pear \
-    php82-pecl-imagick \
-    php82-xsl \
-    php82-zip \
+    php83-apcu \
+    php83-cgi \
+    php83-ctype \
+    php83-curl \
+    php83-dom \
+    php83-exif \
+    php83-gd \
+    php83-ldap \
+    php83-mysqli \
+    php83-mysqlnd \
+    php83-pear \
+    php83-pecl-imagick \
+    php83-xsl \
+    php83-zip \
     poppler-utils \
     re2c && \
   echo "**** download piwigo ****" && \
@@ -44,10 +44,6 @@ RUN \
     "https://piwigo.org/download/dlcounter.php?code=${PIWIGO_RELEASE}" && \
   unzip -q /tmp/piwigo.zip -d /tmp && \
   mv /tmp/piwigo/* /app/www/public && \
-  # The max filesize is 2M by default, which is way to small for most photos
-  sed -ri 's/^upload_max_filesize = .*/upload_max_filesize = 100M/' /etc/php82/php.ini && \
-  # The max post size is 8M by default, it must be at least max_filesize
-  sed -ri 's/^post_max_size = .*/post_max_size = 100M/' /etc/php82/php.ini && \
   echo "**** cleanup ****" && \
   rm -rf \
     /tmp/*
diff --git a/readme-vars.yml b/readme-vars.yml
index e695e12..c30e452 100644
--- a/readme-vars.yml
+++ b/readme-vars.yml
@@ -20,7 +20,7 @@ param_env_vars:
   - { env_var: "TZ", env_value: "Europe/London", desc: "Specify a timezone to use EG Europe/London." }
 param_usage_include_vols: true
 param_volumes:
-  - { vol_path: "/config", vol_host_path: "/path/to/appdata/config", desc: "Configuration files." }
+  - { vol_path: "/config", vol_host_path: "/path/to/{{ project_name }}/config", desc: "Persistent config files" }
   - { vol_path: "/gallery", vol_host_path: "/path/to/appdata/gallery", desc: "Image storage for Piwigo" }
 param_usage_include_ports: true
 param_ports:
@@ -37,6 +37,7 @@ app_setup_block: |
 
 # changelog
 changelogs:
+  - { date: "23.12.23:", desc: "Rebase to Alpine 3.19 with php 8.3."}
   - { date: "12.12.23:", desc: "Rebase to Alpine 3.18." }
   - { date: "03.06.23:", desc: "Revert to Alpine 3.17 due to compatibility issues with php 8.2." }
   - { date: "25.05.23:", desc: "Rebase to Alpine 3.18, deprecate armhf." }
diff --git a/root/etc/php83/conf.d/piwigo.ini b/root/etc/php83/conf.d/piwigo.ini
new file mode 100644
index 0000000..f1f7e37
--- /dev/null
+++ b/root/etc/php83/conf.d/piwigo.ini
@@ -0,0 +1,5 @@
+; /etc/php83/conf.d/projectsend.ini
+; full path comment above to help visibility when searching for php versions
+[PHP]
+upload_max_filesize = 100M
+post_max_size = 100M