diff --git a/Dockerfile b/Dockerfile
index 4bd7663..1e3aeac 100644
--- a/Dockerfile
+++ b/Dockerfile
@@ -34,6 +34,7 @@ RUN curl -o invoiceninja.tar.gz -SL https://github.com/hillelcoren/invoice-ninja
     && chown -R www-data:www-data /var/www/app \
     && composer install --working-dir /var/www/app -o --no-dev --no-interaction --no-progress \
     && chown -R www-data:www-data /var/www/app/bootstrap/cache \
+    # && echo ${INVOICENINJA_VERSION} > /var/www/app/storage/version.txt \
     && mv /var/www/app/storage /var/www/app/docker-backup-storage \
     && mv /var/www/app/public/logo /var/www/app/docker-backup-public-logo
 
diff --git a/app-entrypoint.sh b/app-entrypoint.sh
index a29e471..4ad65ad 100644
--- a/app-entrypoint.sh
+++ b/app-entrypoint.sh
@@ -35,8 +35,31 @@ else
 fi
 
 chown www-data:www-data /var/www/app/.env
-# php artisan optimize --force
-# php artisan migrate --force
-# php artisan db:seed --class=UpdateSeeder
 
+# widely inspired from https://github.com/docker-library/wordpress/blob/c674e9ceedf582705e0ad8487c16b42b37a5e9da/fpm/docker-entrypoint.sh#L128
+TERM=dumb php -- "$DB_HOST" "$DB_USERNAME" "$DB_PASSWORD" "$DB_DATABASE" <<'EOPHP'
+<?php
+$stderr = fopen('php://stderr', 'w');
+list($host, $port) = explode(':', $argv[1], 2);
+$maxTries = 20;
+do {
+	try {
+		$connection = new Pdo("mysql:dbname={$argv[4]};host={$host};port={$port}", $argv[2], $argv[3]);
+		fwrite($stderr, 'MySQL ready'. "\n");
+		exit(0);
+	} catch (PDOException $e) {
+    fwrite($stderr, 'MySQL Connection Error: ' . $e->getMessage(). "\n");
+		if (--$maxTries <= 0) {
+			exit(1);
+		}
+		sleep(3);
+	}
+} while (true);
+EOPHP
+
+php artisan optimize --force
+php artisan migrate --force
+php artisan db:seed --force
+
+echo 'start'
 exec "$@"
diff --git a/docker-compose.yml b/docker-compose.yml
index 9cbfe46..57c2f1d 100644
--- a/docker-compose.yml
+++ b/docker-compose.yml
@@ -30,7 +30,7 @@ cron:
   entrypoint: |
     bash -c 'bash -s <<EOF
     trap "break;exit" SIGHUP SIGINT SIGTERM
-    sleep 30s
+    sleep 300s
     while /bin/true; do
       DB_USERNAME=root DB_PASSWORD=mdp /usr/local/bin/php /var/www/app/artisan ninja:send-invoices
       DB_USERNAME=root DB_PASSWORD=mdp /usr/local/bin/php /var/www/app/artisan ninja:send-reminders