diff --git a/docker/backend_e2e/Dockerfile b/docker/backend_e2e/Dockerfile
index f5ed5b43..4ea673c8 100644
--- a/docker/backend_e2e/Dockerfile
+++ b/docker/backend_e2e/Dockerfile
@@ -15,6 +15,8 @@ COPY --chown=root:root sat.conf /etc/sat.conf
 WORKDIR /home/sat
 USER sat
 
-# we create the file sharing component which will autoconnect when backend is started
-RUN ./entrypoint.sh jp profile create file_sharing -j files.server1.test -p "" --xmpp-password test_e2e -C file_sharing -A && \
-sat stop
+RUN pip install pytest sh
+RUN ./entrypoint.sh \
+    # we create the file sharing component which will autoconnect when backend is started
+    jp profile create file_sharing -j files.server1.test -p "" --xmpp-password test_e2e -C file_sharing -A && \
+    sat stop