diff --git a/Dockerfile b/Dockerfile
index 46654b42..28c46c56 100644
--- a/Dockerfile
+++ b/Dockerfile
@@ -23,9 +23,11 @@ FROM php:7.3.12-fpm-alpine
 # Use the default production configuration
 RUN mv "$PHP_INI_DIR/php.ini-production" "$PHP_INI_DIR/php.ini"
 
-RUN apk add --no-cache libpng-dev libxml2-dev oniguruma-dev libzip-dev && \
+RUN apk add --no-cache libpng-dev libxml2-dev oniguruma-dev libzip-dev gnu-libiconv && \
     docker-php-ext-install bcmath ctype json gd mbstring pdo pdo_mysql tokenizer xml zip
 
+ENV LD_PRELOAD /usr/lib/preloadable_libiconv.so php
+
 # Set container's working dir
 WORKDIR /app
  
@@ -49,4 +51,3 @@ RUN touch database/database.sqlite && \
 EXPOSE 9000
 
 CMD ["php-fpm", "--nodaemonize"]
-