diff --git a/Dockerfile b/Dockerfile
index fc1d90c..27bad16 100644
--- a/Dockerfile
+++ b/Dockerfile
@@ -31,14 +31,14 @@ ENV PIP_DISABLE_PIP_VERSION_CHECK 1
 
 # JAVA
 ARG JAVA_MAJOR_VERSION=8
-ARG JAVA_UPDATE_VERSION=131
+ARG JAVA_UPDATE_VERSION=171
 ARG JAVA_BUILD_NUMBER=11
 ENV JAVA_HOME /usr/jdk1.${JAVA_MAJOR_VERSION}.0_${JAVA_UPDATE_VERSION}
 
 ENV PATH $PATH:$JAVA_HOME/bin
 RUN curl -sL --retry 3 --insecure \
   --header "Cookie: oraclelicense=accept-securebackup-cookie;" \
-  "http://download.oracle.com/otn-pub/java/jdk/${JAVA_MAJOR_VERSION}u${JAVA_UPDATE_VERSION}-b${JAVA_BUILD_NUMBER}/d54c1d3a095b4ff2b6607d096fa80163/server-jre-${JAVA_MAJOR_VERSION}u${JAVA_UPDATE_VERSION}-linux-x64.tar.gz" \
+  "http://download.oracle.com/otn-pub/java/jdk/${JAVA_MAJOR_VERSION}u${JAVA_UPDATE_VERSION}-b${JAVA_BUILD_NUMBER}/512cd62ec5174c3487ac17c61aaa89e8/server-jre-${JAVA_MAJOR_VERSION}u${JAVA_UPDATE_VERSION}-linux-x64.tar.gz" \
   | gunzip \
   | tar x -C /usr/ \
   && ln -s $JAVA_HOME /usr/java \
@@ -57,7 +57,7 @@ RUN curl -sL --retry 3 \
  && chown -R root:root $HADOOP_HOME
 
 # SPARK
-ENV SPARK_VERSION 2.3.0
+ENV SPARK_VERSION 2.3.1
 ENV SPARK_PACKAGE spark-${SPARK_VERSION}-bin-without-hadoop
 ENV SPARK_HOME /usr/spark-${SPARK_VERSION}
 ENV SPARK_DIST_CLASSPATH="$HADOOP_HOME/etc/hadoop/*:$HADOOP_HOME/share/hadoop/common/lib/*:$HADOOP_HOME/share/hadoop/common/*:$HADOOP_HOME/share/hadoop/hdfs/*:$HADOOP_HOME/share/hadoop/hdfs/lib/*:$HADOOP_HOME/share/hadoop/hdfs/*:$HADOOP_HOME/share/hadoop/yarn/lib/*:$HADOOP_HOME/share/hadoop/yarn/*:$HADOOP_HOME/share/hadoop/mapreduce/lib/*:$HADOOP_HOME/share/hadoop/mapreduce/*:$HADOOP_HOME/share/hadoop/tools/lib/*"