add missing runtime libs

4 years ago · 45a2f96a51
parent 955e10deff
commit 45a2f96a51
1 changed files with 1 additions and 1 deletions
--- a/2
+++ b/2
@ -5,7 +5,7 @@ MAINTAINER Hanjo Meinhardt <hanjo@bunix.de>
 ENV dev_packages="ca-certificates build-base libffi-dev ruby-dev ruby-rdoc ruby-irb gcc make musl-dev"

 RUN apk update && apk upgrade \
-    && apk add ruby ruby-json ${dev_packages} \
+    && apk add ruby ruby-json libffi libstdc++ ${dev_packages} \
    && rm -rf /var/cache/apk/*

 RUN gem install jekyll -v <VERSION> \