diff --git a/README.md b/README.md
index 129403b..d14ea70 100644
--- a/README.md
+++ b/README.md
@@ -16,5 +16,8 @@ entries to a second file:
 mail.* -/var/log/postfix_exporter_input.log
 ```
 
+There is also an option to collect the metrics via the systemd journal instead of a log file.
+
+
 Please refer to this utility's `main()` function for a list of supported
 command line flags.
diff --git a/build_static.sh b/build_static.sh
index 3c4851d..72897c4 100755
--- a/build_static.sh
+++ b/build_static.sh
@@ -1,16 +1,16 @@
 #!/bin/sh
 
-docker run -i -v `pwd`:/postfix_exporter alpine:edge /bin/sh << 'EOF'
+docker run -i -v `pwd`:/postfix_exporter ubuntu:16.04 /bin/sh << 'EOF'
 set -ex
 
 # Install prerequisites for the build process.
-apk update
-apk add ca-certificates git go libc-dev
-update-ca-certificates
+apt-get update -q
+apt-get install -yq git golang-go libsystemd-dev
 
-# Build the postfix_exporter.
+mkdir /go
+export GOPATH=/go
 cd /postfix_exporter
-export GOPATH=/gopath
+
 go get -d ./...
 go build --ldflags '-extldflags "-static"'
 strip postfix_exporter