diff --git a/Dockerfile.env b/Dockerfile.env
index f84763c..532ab3b 100644
--- a/Dockerfile.env
+++ b/Dockerfile.env
@@ -11,7 +11,9 @@ COPY . /usr/local/fm
 RUN cd /usr/local/fm \
     && yarn install \
     && yarn cache clean
-    
+
 USER ambrose
 
+ENV SHELL="zsh -l"
+
 CMD ["node", "/usr/local/fm/index.js"]