diff --git a/build/php b/build/php
index afa6fa6..bae5184 100644
--- a/build/php
+++ b/build/php
@@ -29,7 +29,3 @@ RUN set -eux; \
 # Install @msmtp
 RUN apt-get update && apt-get install -y --no-install-recommends msmtp ca-certificates \
     && rm -rf /var/lib/apt/lists/*
-
-COPY ../conf/msmtprc/msmtprc /var/www/.msmtprc
-RUN chown www-data:www-data /var/www/.msmtprc \
-&& chmod 600 /var/www/.msmtprc
\ No newline at end of file
diff --git a/docker-compose.yml b/docker-compose.yml
index 7437dc2..864c769 100644
--- a/docker-compose.yml
+++ b/docker-compose.yml
@@ -23,6 +23,7 @@ x-php: &default-php
   volumes:
     - ${CONF_FOLDER}/php/php.ini:/usr/local/etc/php/conf.d/php.ini
     - ${CONF_FOLDER}/php/xdebug.ini:/usr/local/etc/php/conf.d/xdebug.ini
+    - ${CONF_FOLDER}/msmtprc/msmtprc:/var/www/.msmtprc:ro
     - ${HTML_FOLDER}:/var/www/html/
     - ${DATA_FOLDER}/php/coverage:${PHP_COVERAGE_OUTPUT_FOLDER}
   restart: always