diff --git a/container/base/Dockerfile b/container/base/Dockerfile
index 01271bb..531333a 100755
--- a/container/base/Dockerfile
+++ b/container/base/Dockerfile
@@ -25,6 +25,7 @@ RUN mkdir -p /app/
 WORKDIR /app/
 
 COPY Gemfile Gemfile
+COPY Gemfile.lock Gemfile.lock
 COPY package.json package.json
 
 RUN npm install -g yarn sass