diff --git a/Dockerfile b/Dockerfile
index aa547e0..0de8145 100644
--- a/Dockerfile
+++ b/Dockerfile
@@ -1,7 +1,5 @@
 FROM scratch
 ADD rootfs.tar.gz /
-ARG ROOT_PW
-RUN echo -e "${ROOT_PW}\n${ROOT_PW}" | passwd
 RUN mkdir -p /var/lock
 RUN opkg remove dnsmasq && \
     opkg update && \
diff --git a/Dockerfile.rpi b/Dockerfile.rpi
index 502fb05..15a851b 100644
--- a/Dockerfile.rpi
+++ b/Dockerfile.rpi
@@ -1,7 +1,5 @@
 FROM scratch
 COPY . .
-ARG ROOT_PW
-RUN echo -e "${ROOT_PW}\n${ROOT_PW}" | passwd
 RUN mkdir -p /var/lock
 RUN opkg update && \
     opkg install \
diff --git a/Makefile b/Makefile
index ae5e2bb..a2d0066 100644
--- a/Makefile
+++ b/Makefile
@@ -14,8 +14,6 @@ rootfs.tar.gz:
 
 build: rootfs.tar.gz
 	docker build \
-		--build-arg ROOT_PW \
-		--build-arg OPENWRT_SOURCE_VER \
 		--build-arg ts="$(shell date)" \
 		--build-arg version="${OPENWRT_SOURCE_VER}" \
 		-t ${IMAGE_TAG} .
diff --git a/build-rpi.sh b/build-rpi.sh
index 14b097e..de76896 100755
--- a/build-rpi.sh
+++ b/build-rpi.sh
@@ -31,7 +31,6 @@ mount_rootfs() {
 docker_build() {
 	echo "* building Docker image"
 	docker build \
-		--build-arg ROOT_PW="${ROOT_PW}" \
 		--build-arg ts="$(date)" \
 		--build-arg version="${VERSION:-$OPENWRT_SOURCE_VER}" \
 		-t ${IMAGE_TAG} -f Dockerfile.rpi ${tmpdir}
diff --git a/openwrt.conf.example b/openwrt.conf.example
index 7283e54..5881ed0 100644
--- a/openwrt.conf.example
+++ b/openwrt.conf.example
@@ -7,7 +7,6 @@ OPENWRT_SOURCE_VER=19.07.4
 IMAGE_TAG=oofnik/openwrt
 # container name 
 CONTAINER=openwrt_1
-ROOT_PW=changeme123
 
 ## Docker network settings
 # name of the WAN Docker network