diff --git a/taskcluster/docker/partner-repack/Dockerfile b/taskcluster/docker/partner-repack/Dockerfile
index 943fdc65d783..f0c3b13dfe32 100644
--- a/taskcluster/docker/partner-repack/Dockerfile
+++ b/taskcluster/docker/partner-repack/Dockerfile
@@ -13,6 +13,7 @@ RUN apt-get update && \
       git \
       gzip \
       openssh-client \
+      python2 \
       unzip \
       zip