diff --git a/rstudio/Dockerfile b/rstudio/Dockerfile
index ce53afd..d42c37a 100644
--- a/rstudio/Dockerfile
+++ b/rstudio/Dockerfile
@@ -18,6 +18,7 @@ RUN apt-get update && apt-get install -y \
 	fcitx-frontend-qt5 \
 	fcitx-modules \
 	fcitx-module-dbus \
+	libclang-dev \
 	libedit2 \
 	libgl1-mesa-dri \
 	libgl1-mesa-glx \
diff --git a/zookeeper/3.4/Dockerfile b/zookeeper/3.4/Dockerfile
index 8cb5266..6ba9786 100644
--- a/zookeeper/3.4/Dockerfile
+++ b/zookeeper/3.4/Dockerfile
@@ -1,6 +1,6 @@
 FROM openjdk:8-alpine
 
-ENV ZOOKEEPER_VERSION 3.4.13
+ENV ZOOKEEPER_VERSION 3.4.14
 ENV PATH $PATH:/opt/zookeeper/bin/
 
 # the start files for zookeeper use bash
diff --git a/zookeeper/3.5/Dockerfile b/zookeeper/3.5/Dockerfile
index dea9ff4..8f9d5db 100644
--- a/zookeeper/3.5/Dockerfile
+++ b/zookeeper/3.5/Dockerfile
@@ -1,6 +1,6 @@
 FROM java:8-alpine
 
-ENV ZOOKEEPER_VERSION 3.5.4-beta
+ENV ZOOKEEPER_VERSION 3.5.5
 ENV PATH $PATH:/opt/zookeeper/bin/
 
 # the start files for zookeeper use bash
@@ -15,8 +15,8 @@ RUN buildDeps=' \
 	&& apk --no-cache add --virtual build-deps $buildDeps \
 	&& echo "==> Downloading Zookeeper..." \
 	&& mkdir -p /opt \
-	&& curl -sSL "http://apache.osuosl.org/zookeeper/zookeeper-${ZOOKEEPER_VERSION}/zookeeper-${ZOOKEEPER_VERSION}.tar.gz" | tar -xzf - -C /opt \
-	&& mv /opt/zookeeper-${ZOOKEEPER_VERSION} /opt/zookeeper \
+	&& curl -sSL "http://apache.osuosl.org/zookeeper/zookeeper-${ZOOKEEPER_VERSION}/apache-zookeeper-${ZOOKEEPER_VERSION}.tar.gz" | tar -xzf - -C /opt \
+	&& mv /opt/apache-zookeeper-${ZOOKEEPER_VERSION} /opt/zookeeper \
 	&& cp /opt/zookeeper/conf/zoo_sample.cfg /opt/zookeeper/conf/zoo.cfg \
 	&& apk del build-deps