From 865b0b108de3f616791b108fe8f42ca890d34852 Mon Sep 17 00:00:00 2001
From: Whitney Armstrong <warmstrong@anl.gov>
Date: Wed, 22 Jul 2020 17:32:55 -0500
Subject: [PATCH] 	modified:   containers/docker/Dockerfile

---
 containers/docker/Dockerfile | 1 +
 1 file changed, 1 insertion(+)

diff --git a/containers/docker/Dockerfile b/containers/docker/Dockerfile
index d2c316318..0ce0cef3c 100644
--- a/containers/docker/Dockerfile
+++ b/containers/docker/Dockerfile
@@ -114,6 +114,7 @@ RUN cd /tmp             \
 
 RUN cd /tmp  \
       && apt-get install -y libtbb-dev \
+      && pip install six \
       && source /usr/local/bin/thisroot.sh \
       && source /usr/local/bin/geant4.sh \
       && source /usr/local/bin/thisdd4hep.sh \
-- 
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