diff --git a/Dockerfile b/Dockerfile
index 2c004a5..00b80cb 100644
--- a/Dockerfile
+++ b/Dockerfile
@@ -1,6 +1,11 @@
 FROM python:3
 
-RUN apt-get install libreoffice
+RUN apt-get update && \
+    apt-get install -y software-properties-common
+
+RUN add-apt-repository -r ppa:libreoffice/ppa
+RUN apt-get update
+RUN apt-get -y install libreoffice
 
 COPY requirements.txt /app/
 RUN pip install -r /app/requirements.txt