Only upgrade py3-distlib

https://travis-ci.org/github/collivier/functest/jobs/715442363

Change-Id: Ib84615def124d38e29582b31af4229325fd3ab1a
Signed-off-by: Cédric Ollivier <cedric.ollivier@orange.com>

diff --git a/docker/core/Dockerfile b/docker/core/Dockerfile
index 9d286bb..b113533 100644 (file)
--- a/docker/core/Dockerfile
+++ b/docker/core/Dockerfile
@@ -9,7 +9,7 @@ COPY Switch-to-threading.Thread-for-Rally-tasks.patch /tmp/Switch-to-threading.T
 RUN apk --no-cache add --update python3 py3-pip py3-wheel bash git grep libffi openssl mailcap && \
     apk --no-cache add --virtual .build-deps --update \
         python3-dev build-base libffi-dev openssl-dev && \
-    apk --no-cache add --update --upgrade py3-distlib \
+    apk --no-cache add --update py3-distlib==0.3.1-r0 \
         --repository=http://dl-cdn.alpinelinux.org/alpine/edge/main && \
     git init /src/requirements && \
     (cd /src/requirements && \