diff --git a/.docker/Dockerfile b/.docker/Dockerfile
index d3a695d9476a73d8263fbd6191fc4cdecf9b8f7e..9e2185058e709dc2af0d9b9497fa8b11adc8f2b9 100644
--- a/.docker/Dockerfile
+++ b/.docker/Dockerfile
@@ -8,6 +8,7 @@ RUN apt-get update && \
 	 openjdk-11-jdk-headless \
 	 python-autopep8 \
      python3-pytest \
+     libxml2 \
 	 -y
 COPY .docker/wait-for-it.sh /wait-for-it.sh
 RUN git clone https://gitlab.com/caosdb/caosdb-pylib.git && \