diff --git a/.dockerignore b/.dockerignore
new file mode 100644
index 0000000..e61453d
--- /dev/null
+++ b/.dockerignore
@@ -0,0 +1,2 @@
+bin/*
+releases/*
diff --git a/Dockerfile b/Dockerfile
index 18ea32b..0725657 100644
--- a/Dockerfile
+++ b/Dockerfile
@@ -1,4 +1,4 @@
-FROM golang:1.9-alpine as builder
+FROM golang:1.10-alpine as builder
 ADD . /go/src/github.com/jimeh/casecmp
 WORKDIR /go/src/github.com/jimeh/casecmp
 RUN CGO_ENABLED=0 go build -a -o /casecmp \