diff --git a/Dockerfile-taxhub b/Dockerfile-taxhub
index 860ac9a..5044aac 100644
--- a/Dockerfile-taxhub
+++ b/Dockerfile-taxhub
@@ -4,7 +4,7 @@ FROM debian:buster-slim
 RUN apt-get update && \
     apt-get upgrade -y && \
     apt-get install -y sudo vim nano locales unzip && \
-    apt-get install -y python-dev python-pip libpq-dev libgeos-dev python3 python3-pip unzip && \
+    apt-get install -y python-dev python-pip libpq-dev libgeos-dev python3 python3-pip unzip libffi-dev && \
     apt-get install -y python3-venv git npm wget postgresql-client && \
     localedef -i fr_FR -c -f UTF-8 -A /usr/share/locale/locale.alias fr_FR.UTF-8 && \
     apt-get clean