diff --git a/.circleci/config.yml b/.circleci/config.yml
index 223d907..96468b5 100644
--- a/.circleci/config.yml
+++ b/.circleci/config.yml
@@ -5,7 +5,7 @@ jobs:
       only: [master]
     working_directory: /tmp/danielrayjones
     docker:
-      - image: ruby:2.6.3
+      - image: ruby:2.7
     steps:
       - add_ssh_keys:
           fingerprints:
diff --git a/Dockerfile b/Dockerfile
index cd2b5f4..53b77fe 100644
--- a/Dockerfile
+++ b/Dockerfile
@@ -1,4 +1,4 @@
-FROM ruby:2.6.3
+FROM ruby:2.7
 
 RUN gem install bundler:2.0.2 && \
     bundle config --global frozen 1
diff --git a/Makefile b/Makefile
index dc8255b..2b2ce53 100644
--- a/Makefile
+++ b/Makefile
@@ -2,25 +2,25 @@
 
 export PATH := $(HOME)/bin:$(PATH):/usr/local/bin
 PORT ?= 4000
-IMAGE=danjones000/danielrayjones/ruby-with-bundler:1.0.0
+IMAGE=danjones000/danielrayjones/ruby-with-bundler:1.0.1
 
 all: serve
 
 Gemfile.lock:
-	podman run --rm -v $(shell pwd):/app -w /app ruby:2.6.3 sh -c 'gem install bundler:2.0.2 && bundle install'
+	docker run --rm -v $(shell pwd):/app -w /app ruby:2.7 sh -c 'gem install bundler:2.0.2 && bundle install'
 
-.image: Gemfile.lock
-	podman build -t $(IMAGE) .
-	podman image inspect $(IMAGE) | jq -r '.[0].Id' | tee .image
+.image: Dockerfile Gemfile.lock
+	docker build -t $(IMAGE) .
+	docker image inspect $(IMAGE) | jq -r '.[0].Id' | tee .image
 
 _config.local.yml:
 	touch $@
 
 _site/index.html: .image _config.local.yml index.html
-	podman run --rm -v $(shell pwd):/app:rw -w /app $(IMAGE) bundle exec jekyll build -c '_config.yml,_config.local.yml'
+	docker run --rm -v $(shell pwd):/app:rw -w /app $(IMAGE) bundle exec jekyll build -c '_config.yml,_config.local.yml'
 
 serve: _site/index.html
-	podman run --rm -it -v $(shell pwd):/app -w /app -p $(PORT):$(PORT) $(IMAGE) bundle exec jekyll serve -H 0.0.0.0 -P "$(PORT)" -c '_config.yml,_config.local.yml'
+	docker run --rm -it -v $(shell pwd):/app -w /app -p $(PORT):$(PORT) $(IMAGE) bundle exec jekyll serve -H 0.0.0.0 -P "$(PORT)" -c '_config.yml,_config.local.yml'
 
 clean:
 	rm -rf _site