diff --git a/docker-compose.yml b/docker-compose.yml
index 9d34be7..0bc7972 100644
--- a/docker-compose.yml
+++ b/docker-compose.yml
@@ -198,6 +198,8 @@ services:
           - ADDITIONAL_LOCALES=${PHP_FPM_ADDITIONAL_LOCALES}
           - INSTALL_FFMPEG=${PHP_FPM_FFMPEG}
           - INSTALL_XHPROF=${PHP_FPM_INSTALL_XHPROF}
+          - PUID=${PHP_FPM_PUID}
+          - PGID=${PHP_FPM_PGID}
           - http_proxy
           - https_proxy
           - no_proxy
diff --git a/env-example b/env-example
index c8618f4..673deb0 100644
--- a/env-example
+++ b/env-example
@@ -198,6 +198,9 @@ PHP_FPM_INSTALL_MAILPARSE=false
 PHP_FPM_FFMPEG=false
 PHP_FPM_ADDITIONAL_LOCALES="es_ES.UTF-8 fr_FR.UTF-8"
 
+PHP_FPM_PUID=1000
+PHP_FPM_PGID=1000
+
 ### PHP_WORKER ############################################
 
 PHP_WORKER_INSTALL_PGSQL=false
diff --git a/php-fpm/Dockerfile b/php-fpm/Dockerfile
index 69e8374..2047489 100644
--- a/php-fpm/Dockerfile
+++ b/php-fpm/Dockerfile
@@ -789,7 +789,14 @@ RUN apt-get clean && \
     rm -rf /var/lib/apt/lists/* /tmp/* /var/tmp/* && \
     rm /var/log/lastlog /var/log/faillog
 
-RUN usermod -u 1000 www-data
+# Configure non-root user.
+ARG PUID=1000
+ENV PUID ${PUID}
+ARG PGID=1000
+ENV PGID ${PGID}
+
+RUN groupmod -o -g ${PGID} www-data && \
+    usermod -o -u ${PUID} -g www-data www-data
 
 # Adding the faketime library to the preload file needs to be done last
 # otherwise it will preload it for all commands that follow in this file