1 files changed, 1 insertions, 1 deletions
diff --git a/Dockerfile b/Dockerfile
index 14f004e..2fa1e49 100644
--- a/Dockerfile
+++ b/Dockerfile
@@ -1,5 +1,5 @@
 FROM alpine
 MAINTAINER Miquel Sabaté Solà
 
-RUN apk add --update bash util-linux && rm -rf /var/cache/apk/*
+RUN apk add --update bash zsh util-linux && rm -rf /var/cache/apk/*
 COPY g.sh t/test.sh t/expected.txt /