diff --git a/.travis.yml b/.travis.yml
index b9e5d87..d0bc237 100644
--- a/.travis.yml
+++ b/.travis.yml
@@ -1,15 +1,15 @@
-language: go
+language: minimal
 
-go:
-  - stable
+services:
+  - docker
 
-# Go module behaviour is disabled by default for packages inside GOPATH.
-# Turn module support on explicitly:
-env:
-  - GO111MODULE=on
+script:
+  - make docker-build
 
 deploy:
-  provider: heroku
-  app: ifconfig-co
-  api_key:
-    secure: IQG/ls5Zu0yua5Ynn5EL9JCPjo1/WcmS0z7BSaXWdgW+JIWFm7oF5z54bUZHl/q1tTuWzAJk59zSTYJijtQqh2Ssl3fLu3uFDwyJSrOuUu1akPlETam8NpdbH4lPkFp75JSDdDXV08c0APmeLL6gqRuTrUuufu69Wigjq4gLo+o=
+  - provider: script
+    script: make docker-push
+  - provider: heroku
+    app: ifconfig-co
+    api_key:
+      secure: IQG/ls5Zu0yua5Ynn5EL9JCPjo1/WcmS0z7BSaXWdgW+JIWFm7oF5z54bUZHl/q1tTuWzAJk59zSTYJijtQqh2Ssl3fLu3uFDwyJSrOuUu1akPlETam8NpdbH4lPkFp75JSDdDXV08c0APmeLL6gqRuTrUuufu69Wigjq4gLo+o=
diff --git a/Dockerfile b/Dockerfile
index 909a48c..eee3c56 100644
--- a/Dockerfile
+++ b/Dockerfile
@@ -1,9 +1,9 @@
 # Build
-FROM golang:1.11-stretch AS build
+FROM golang:1.12-stretch AS build
 WORKDIR /go/src/github.com/mpolden/echoip
 COPY . .
-ENV GO111MODULE=on CGO_ENABLED=0
-RUN go install ./...
+ENV GO111MODULE=on
+RUN make
 
 # Run
 FROM scratch
diff --git a/Makefile b/Makefile
index ff5000e..6c234b5 100644
--- a/Makefile
+++ b/Makefile
@@ -1,3 +1,4 @@
+DOCKER_IMAGE := mpolden/echoip
 OS := $(shell uname)
 ifeq ($(OS),Linux)
 	TAR_OPTS := --wildcards
@@ -31,3 +32,12 @@ $(databases):
 	test ! -f data/GeoLite2-Country.mmdb || mv data/GeoLite2-Country.mmdb data/country.mmdb
 
 geoip-download: $(databases)
+
+docker-build:
+	docker build -t $(DOCKER_IMAGE) .
+
+docker-login:
+	@echo "$(DOCKER_PASSWORD)" | docker login -u "$(DOCKER_USERNAME)" --password-stdin
+
+docker-push: docker-login
+	docker push $(DOCKER_IMAGE)
diff --git a/go.mod b/go.mod
index 5d6095a..2d40e34 100644
--- a/go.mod
+++ b/go.mod
@@ -1,5 +1,5 @@
 // +heroku install ./...
-// +heroku goVersion go1.11
+// +heroku goVersion go1.12
 module github.com/mpolden/echoip
 
 require (