diff --git a/build/docker/ubuntu-xenial/Dockerfile b/build/docker/ubuntu-xenial/Dockerfile
index 1c4373e..441b692 100644
--- a/build/docker/ubuntu-xenial/Dockerfile
+++ b/build/docker/ubuntu-xenial/Dockerfile
@@ -240,6 +240,7 @@
 `# Locale dependencies` \
       locales && \
     locale-gen en_US.UTF-8 && \
+    locale-gen de_DE.UTF-8 && \
     update-locale
 
 # Clean up