diff --git a/Dockerfile b/Dockerfile
index 78efe85..2980aa0 100644
--- a/Dockerfile
+++ b/Dockerfile
@@ -5,6 +5,7 @@ RUN apt update && \
     apt install -y locales
 ENV LANG=en_US.UTF-8 LANGUAGE=en_US:en
 RUN locale-gen en_US.UTF-8 && \
+    locale-gen de_DE.UTF-8 && \
     apt update && \
     apt install -y supervisor git apache2 apache2-utils links curl vim locales libapache2-mod-php php-cli php-pgsql php-zip php-iconv php-readline php-json php-curl php-intl php-mbstring php-yaml php-bcmath php-dom php-opcache php-gd php-sqlite3 php-xml php-xdebug composer openjdk-8-jre-headless postgresql authbind pv sqlite3 && \
     a2enmod rewrite && \