diff --git a/.travis.yml b/.travis.yml
index 073cc2780c..4b1c05bd1b 100644
--- a/.travis.yml
+++ b/.travis.yml
@@ -42,7 +42,6 @@ deploy:
   api_key: "$GITHUB_TOKEN"
   file: "releases/ckb_${TRAVIS_TAG}_${REL_PKG}"
   skip_cleanup: true
-  draft: true
   on:
     tags: true
     condition: '"$GITHUB_TOKEN" != "" && "$REL_PKG" != ""'
diff --git a/devtools/ci/script.sh b/devtools/ci/script.sh
index 1f7a64c890..1146349b9c 100755
--- a/devtools/ci/script.sh
+++ b/devtools/ci/script.sh
@@ -33,7 +33,7 @@ if [ -n "$TRAVIS_TAG" -a -n "$GITHUB_TOKEN" -a -n "$REL_PKG" ]; then
   mkdir "releases/$PKG_NAME"
   mv target/release/ckb "releases/$PKG_NAME"
   cp README.md CHANGELOG.md COPYING "releases/$PKG_NAME"
-  cp -R devtools/init/ "releases/$PKG_NAME"
+  cp -R devtools/init "releases/$PKG_NAME"
   if [ -d docs ]; then
     cp -R docs "releases/$PKG_NAME"
   fi
diff --git a/devtools/init/linux-systemd/README.md b/devtools/init/linux-systemd/README.md
index 7b3698ff1d..ca19b66232 100644
--- a/devtools/init/linux-systemd/README.md
+++ b/devtools/init/linux-systemd/README.md
@@ -22,7 +22,7 @@ Setup the directories and generate config files for testnet.
 
 ```bash
 sudo mkdir /var/lib/ckb
-sudo /usr/local/bin/ckb init -C /var/lib/ckb --spec testnet --log stdout
+sudo /usr/local/bin/ckb init -C /var/lib/ckb --spec testnet --log-to stdout
 ```
 
 Setup the user and group and the appropriate ownership and permissions.
diff --git a/devtools/init/linux-systemd/ckb.service b/devtools/init/linux-systemd/ckb.service
index 7bc6894295..12aa6f784b 100644
--- a/devtools/init/linux-systemd/ckb.service
+++ b/devtools/init/linux-systemd/ckb.service
@@ -9,7 +9,7 @@ User=ckb
 Group=ckb
 WorkingDirectory=/var/lib/ckb
 
-ExecStart=/usr/local/bin/ckb
+ExecStart=/usr/local/bin/ckb run
 Restart=on-abnormal
 KillMode=mixed
 TimeoutStopSec=5s
diff --git a/docs/get-ckb.md b/docs/get-ckb.md
index f5bf02f2ec..80550561e8 100644
--- a/docs/get-ckb.md
+++ b/docs/get-ckb.md
@@ -5,6 +5,9 @@
 We will publish binaries for each release via [Github Releases](https://github.com/nervosnetwork/ckb/releases). If your system
 is listed there, you can download the package directory.
 
+There is also a repository [ckb-nightly](https://github.com/nervosnetwork/ckb-nightly/releases) containing the nightly builds from the develop
+branch.
+
 
 ## Build from Source
 
@@ -41,7 +44,11 @@ sudo pacman -Sy git gcc pkgconf clang
 brew install autoconf libtool
 ```
 
-### Build from master branch
+### Build from source
+
+The `master` branch is regularly built and tested. It is always the latest released version. The default checked out branch `develop` is the latest version in development.
+
+It is recommended to build a version from master.
 
 ```bash
 # get ckb source code
@@ -56,8 +63,15 @@ make build
 This will build the executable `target/release/ckb`. Please add the directory
 to `PATH` or copy/link the file into a directory already in the `PATH`.
 
-```base
+```bash
 export PATH="$(pwd)/target/release:$PATH"
 # or
 # ln -snf "$(pwd)/target/release/ckb" /usr/local/bin/ckb
 ```
+
+It is easy to switch to a history version and build, for example, check out
+v0.8.0:
+
+```bash
+git checkout -b branch-v0.8.0 v0.8.0
+```