diff --git a/Dockerfile b/Dockerfile
index 3b9d1de..6a64cd3 100644
--- a/Dockerfile
+++ b/Dockerfile
@@ -14,6 +14,8 @@ COPY $COMPOSER_FILE_NAME.* /var/www/html/
 
 RUN COMPOSER=$COMPOSER_FILE_NAME.json composer install --no-scripts
 
+RUN pecl upgrade timezonedb
+
 COPY . /var/www/html
 
 RUN chown -R www-data:www-data \