fpm: Use Ruby 2.3 to avoid problem building json

fpm depends on 'json < 2.0, >= 1.7.7', but unfortunately json versions before 2.0 does not support Ruby 2.4, see: ruby/json#303
Tenzer · Dec 29, 2016 · 7eeb146 · 7eeb146
1 parent a56c576
commit 7eeb146
Showing 1 changed file with 1 addition and 1 deletion.
diff --git a/fpm/Dockerfile b/fpm/Dockerfile
@@ -1,4 +1,4 @@
-FROM ruby:latest
+FROM ruby:2.3
 MAINTAINER Jeppe Toustrup <[email protected]>
 
 RUN apt-get update \