diff --git a/scripts/subinstallers/docker.sh b/scripts/subinstallers/docker.sh
index e03cffc..01990a2 100755
--- a/scripts/subinstallers/docker.sh
+++ b/scripts/subinstallers/docker.sh
@@ -20,7 +20,4 @@ if [ ! -f /usr/local/bin/docker-compose ]; then
 fi
 
 # daemon.json
-if [ ! -f /etc/docker/daemon.json ]; then
-    sudo -E cp ./script/conf/docker-daemon.json /etc/docker/daemon.json
-    sudo -E systemctl restart docker
-fi
+source ./scripts/subinstallers/docker_daemon.sh
diff --git a/scripts/subinstallers/docker_daemon.sh b/scripts/subinstallers/docker_daemon.sh
new file mode 100755
index 0000000..3fc03bb
--- /dev/null
+++ b/scripts/subinstallers/docker_daemon.sh
@@ -0,0 +1,7 @@
+#!/bin/bash
+
+# daemon.json
+if [ ! -f /etc/docker/daemon.json ]; then
+    sudo -E cp ./script/conf/docker-daemon.json /etc/docker/daemon.json
+    sudo -E systemctl restart docker
+fi
diff --git a/scripts/update.sh b/scripts/update.sh
index 8026316..8605aa6 100755
--- a/scripts/update.sh
+++ b/scripts/update.sh
@@ -18,6 +18,16 @@ sudo mistborn-cli pullbuild
 sudo docker container prune -f
 sudo docker image prune -f
 
+# docker daemon
+source ./scripts/subinstallers/docker_daemon.sh
+
+# RESTART
+
 sudo systemctl stop Mistborn-base
+
+# docker
+sudo systemctl stop docker
+sudo systemctl restart docker
+
 sudo systemctl restart Mistborn-setup
 sudo systemctl restart Mistborn-base