diff --git a/android-builder-docker/Dockerfile b/android-builder-docker/Dockerfile
index b6902e9..fb8a392 100644
--- a/android-builder-docker/Dockerfile
+++ b/android-builder-docker/Dockerfile
@@ -21,7 +21,7 @@ RUN apt-get update \
     && apt-get install -y python3-pip pkg-config python3-dev ninja-build \
     && pip3 install mako meson \
     && echo "packages for legacy mesa3d (< 22.0.0)" \
-    && apt-get install -y python2 python-mako python-is-python2 python-enum34
+    && apt-get install -y python2 python-mako python-is-python2 python-enum34 gettext
 
 
 RUN groupadd -g $groupid $username \
diff --git a/android-builder-docker/README.md b/android-builder-docker/README.md
index 7759698..859c23a 100644
--- a/android-builder-docker/README.md
+++ b/android-builder-docker/README.md
@@ -45,6 +45,9 @@ cd <BUILD-OUT-DIR>
 sudo mount system.img system -o ro
 sudo mount vendor.img vendor -o ro
 sudo tar --xattrs -c vendor -C system --exclude="vendor" . | docker import -c 'ENTRYPOINT ["/init", "qemu=1", "androidboot.hardware=redroid"]' - redroid
+
+# create rootfs only image for develop purpose
+tar --xattrs -c -C root . | docker import -c 'ENTRYPOINT ["/init", "qemu=1", "androidboot.hardware=redroid"]' - redroid-dev
 ```
 
 ## Note