diff --git a/Dockerfile b/Dockerfile
index a1d2fb7e..a80f9e87 100644
--- a/Dockerfile
+++ b/Dockerfile
@@ -20,6 +20,6 @@
 
 FROM debian:latest
 RUN apt-get update
-RUN apt-get -qq install mariadb-server postgresql sqlite3 libsqlite3-dev ruby ruby-dev build-essential libmariadb-dev libpq-dev subversion git litmus libreoffice
+RUN apt-get -qq install mariadb-server postgresql sqlite3 libsqlite3-dev ruby ruby-dev build-essential libmariadb-dev libpq-dev subversion git litmus libreoffice liblibreoffice-java
 COPY . /app
 WORKDIR /app
diff --git a/README.md b/README.md
index 6bb84dae..359693ca 100644
--- a/README.md
+++ b/README.md
@@ -124,7 +124,7 @@ The command must be runable by the web app's user. Test it in advance, e.g:
 `libreoffice` package is available in the most of Linux distributions, e.g. on Debain based systems:
 
 ```
-sudo apt install libreoffice
+sudo apt install libreoffice liblibreoffice-java
 ```            
 
 Usage