diff --git a/jenkins-packer-demo/scripts/jenkins-init.sh b/jenkins-packer-demo/scripts/jenkins-init.sh
index d8ca327..d2d5c41 100644
--- a/jenkins-packer-demo/scripts/jenkins-init.sh
+++ b/jenkins-packer-demo/scripts/jenkins-init.sh
@@ -24,15 +24,19 @@ mkdir -p /var/lib/jenkins
 echo '/dev/data/volume1 /var/lib/jenkins ext4 defaults 0 0' >> /etc/fstab
 mount /var/lib/jenkins
 
-# install jenkins
+# jenkins repository
 wget -q -O - https://pkg.jenkins.io/debian-stable/jenkins.io.key | sudo apt-key add -
 echo "deb http://pkg.jenkins.io/debian-stable binary/" >> /etc/apt/sources.list
 apt-get update
+
+# install dependencies
+apt-get install -y python3 openjdk-8-jre
+update-java-alternatives --set java-1.8.0-openjdk-amd64
+# install jenkins
 apt-get install -y jenkins=${JENKINS_VERSION} unzip
 
 # install pip
 wget -q https://bootstrap.pypa.io/get-pip.py
-python get-pip.py
 python3 get-pip.py
 rm -f get-pip.py
 # install awscli
diff --git a/jenkins-packer-demo/vars.tf b/jenkins-packer-demo/vars.tf
index 712aaae..fadd498 100644
--- a/jenkins-packer-demo/vars.tf
+++ b/jenkins-packer-demo/vars.tf
@@ -19,7 +19,7 @@ variable "INSTANCE_DEVICE_NAME" {
   default = "/dev/xvdh"
 }
 variable "JENKINS_VERSION" {
-  default = "2.32.1"
+  default = "2.121.2"
 }
 variable "TERRAFORM_VERSION" {
   default = "0.11.7"