diff --git a/Dockerfile b/Dockerfile
index 0d66089..279258a 100644
--- a/Dockerfile
+++ b/Dockerfile
@@ -16,7 +16,7 @@ RUN stack install && rm -rf /root/.stack
 
 FROM ubuntu:16.04 AS gonito-run
 
-RUN apt-get -y update && apt-get -y install git libcairo2 libpq5 locales && apt-get clean && rm -rf /var/lib/apt/lists/*
+RUN apt-get -y update && apt-get -y install git git-annex libcairo2 libpq5 locales && apt-get clean && rm -rf /var/lib/apt/lists/*
 
 RUN sed -i '/en_US.UTF-8/s/^# //g' /etc/locale.gen && \
         locale-gen