diff --git a/nodebb/Dockerfile b/nodebb/Dockerfile
index 59578c0..9992222 100644
--- a/nodebb/Dockerfile
+++ b/nodebb/Dockerfile
@@ -5,8 +5,8 @@
 FROM alpine
 MAINTAINER kev <noreply@datageek.info>
 
-ENV BB_VER 0.9.3
-ENV BB_URL https://github.com/NodeBB/NodeBB/archive/v$BB_VER.tar.gz
+ENV BB_VER master
+ENV BB_URL https://github.com/NodeBB/NodeBB/archive/$BB_VER.tar.gz
 ENV BB_SOURCE /usr/src/nodebb
 ENV BB_CONTENT /var/lib/nodebb
 
@@ -16,16 +16,17 @@ VOLUME $BB_CONTENT
 RUN set -ex \
     && apk add -U bash \
                   imagemagick \
+                  krb5-libs \
                   nodejs \
                   openssl \
     && apk add -t TMP build-base \
                       curl \
                       git \
+                      krb5-dev \
                       openssl-dev \
                       python \
                       tar \
     && curl -sSL $BB_URL | tar xz --strip 1 \
-    && sed -i '/"bufferutil": {/,/},/d; /"utf-8-validate": {/,/},/d' npm-shrinkwrap.json \
     && npm install --production \
     && npm install connect-redis \
     && npm cache clean \
diff --git a/nodebb/README.md b/nodebb/README.md
index f8fa68d..a20ba6c 100644
--- a/nodebb/README.md
+++ b/nodebb/README.md
@@ -30,10 +30,6 @@ $ docker-compose up -d
 $ firefox http://localhost:4567
 ```
 
-## todo
-
-- Next release: install
-  - alpine: krb5-libs krb5-dev
-  - debian: libkrb5-3 libkrb5-dev
+> Host IP or address of your Redis instance: `redis`
 
 [1]: https://nodebb.org/
diff --git a/nodebb/arm/Dockerfile b/nodebb/arm/Dockerfile
index ee64da9..4e59170 100644
--- a/nodebb/arm/Dockerfile
+++ b/nodebb/arm/Dockerfile
@@ -5,8 +5,8 @@
 FROM vimagick/alpine-arm
 MAINTAINER kev <noreply@datageek.info>
 
-ENV BB_VER 0.9.3
-ENV BB_URL https://github.com/NodeBB/NodeBB/archive/v$BB_VER.tar.gz
+ENV BB_VER master
+ENV BB_URL https://github.com/NodeBB/NodeBB/archive/$BB_VER.tar.gz
 ENV BB_SOURCE /usr/src/nodebb
 ENV BB_CONTENT /var/lib/nodebb
 
@@ -16,16 +16,17 @@ VOLUME $BB_CONTENT
 RUN set -ex \
     && apk add -U bash \
                   imagemagick \
+                  krb5-libs \
                   nodejs \
                   openssl \
     && apk add -t TMP build-base \
                       curl \
                       git \
+                      krb5-dev \
                       openssl-dev \
                       python \
                       tar \
     && curl -sSL $BB_URL | tar xz --strip 1 \
-    && sed -i '/"bufferutil": {/,/},/d; /"utf-8-validate": {/,/},/d' npm-shrinkwrap.json \
     && npm install --production \
     && npm cache clean \
     && apk del TMP \