From 1796110b17f01e908ff29034fabfcdc0a1e3d223 Mon Sep 17 00:00:00 2001
From: stefan <think@hotmail.de>
Date: Sun, 12 Mar 2017 21:35:55 +0100
Subject: [PATCH] explicit specify gherkin-version

---
 Dockerfile | 3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)

diff --git a/Dockerfile b/Dockerfile
index 7776295..caf6529 100644
--- a/Dockerfile
+++ b/Dockerfile
@@ -1,7 +1,8 @@
 FROM ruby
 MAINTAINER think@hotmail.de
 
-RUN gem install gherkin_format --no-format-exec
+RUN gem install gherkin --version=2.12.2 \
+ && gem install gherkin_format --no-format-exec
 
 ENV LC_ALL=C.UTF-8