diff --git a/Dockerfile b/Dockerfile
index 70b428a..5ae1638 100644
--- a/Dockerfile
+++ b/Dockerfile
@@ -95,6 +95,7 @@ COPY . .
 
 RUN set -eux; \
 	mkdir -p var/cache var/log; \
+	composer install --no-progress --no-suggest --no-interaction --no-dev --no-scripts; \
 	composer dump-autoload --classmap-authoritative --no-dev; \
 	composer run-script --no-dev post-install-cmd; sync
 VOLUME /srv/app/var
@@ -124,7 +125,10 @@ COPY --from=symfony_php /srv/app/public public/
 # "h2-proxy-cert" stage
 FROM alpine:latest AS symfony_h2-proxy-cert
 
-RUN apk add --no-cache openssl
+RUN apk add --no-cache \
+        ca-certificates \
+        openssl \
+    ;
 
 # Allow to set server name
 ARG SERVER_NAME="localhost"
@@ -151,7 +155,8 @@ RUN set -eux; \
 # create the signed certificate
 RUN openssl x509 -req -sha256 -extensions v3_ca -extfile extfile.cnf -days 365 \
         -in server.csr -signkey server.key -out server.crt \
-        && rm extfile.cnf
+        && rm extfile.cnf \
+        && update-ca-certificates
 
 ### "h2-proxy" stage
 FROM nginx:${NGINX_VERSION}-alpine AS symfony_h2-proxy
diff --git a/docker/php/docker-entrypoint.sh b/docker/php/docker-entrypoint.sh
index 72c0fea..3e3eca5 100755
--- a/docker/php/docker-entrypoint.sh
+++ b/docker/php/docker-entrypoint.sh
@@ -13,20 +13,20 @@ if [ "$1" = 'php-fpm' ] || [ "$1" = 'php' ] || [ "$1" = 'bin/console' ]; then
 	fi
 	ln -sf "$PHP_INI_RECOMMENDED" "$PHP_INI_DIR/php.ini"
 
-    mkdir -p var/cache var/log
+  mkdir -p var/cache var/log
 
-    # The first time volumes are mounted, the project needs to be recreated
-    if [ ! -f composer.json ]; then
-        composer create-project "symfony/skeleton $SYMFONY_VERSION" tmp --stability=$STABILITY --prefer-dist --no-progress --no-interaction
-        jq '.extra.symfony.docker=true' tmp/composer.json > tmp/composer.tmp.json
-        rm tmp/composer.json
-        mv tmp/composer.tmp.json tmp/composer.json
+  # The first time volumes are mounted, the project needs to be recreated
+  if [ ! -f composer.json ]; then
+      composer create-project "symfony/skeleton $SYMFONY_VERSION" tmp --stability=$STABILITY --prefer-dist --no-progress --no-interaction
+      jq '.extra.symfony.docker=true' tmp/composer.json > tmp/composer.tmp.json
+      rm tmp/composer.json
+      mv tmp/composer.tmp.json tmp/composer.json
 
-        cp -Rp tmp/. .
-        rm -Rf tmp/
-    elif [ "$APP_ENV" != 'prod' ]; then
-        composer install --prefer-dist --no-progress --no-suggest --no-interaction
-    fi
+      cp -Rp tmp/. .
+      rm -Rf tmp/
+  elif [ "$APP_ENV" != 'prod' ]; then
+      composer install --prefer-dist --no-progress --no-suggest --no-interaction
+  fi
 
 	setfacl -R -m u:www-data:rwX -m u:"$(whoami)":rwX var
 	setfacl -dR -m u:www-data:rwX -m u:"$(whoami)":rwX var