diff --git a/Dockerfile b/Dockerfile
index 1588e43..5c34a4f 100644
--- a/Dockerfile
+++ b/Dockerfile
@@ -36,10 +36,10 @@
 
 # jenkins version being bundled in this docker image
 ARG JENKINS_VERSION
-ENV JENKINS_VERSION ${JENKINS_VERSION:-2.71}
+ENV JENKINS_VERSION ${JENKINS_VERSION:-2.73}
 
 # jenkins.war checksum, download will be validated using it
-ARG JENKINS_SHA=14727da24054e956dc8b8514998e19001c99efce637891f544d2a9b3d9ea752c
+ARG JENKINS_SHA=68db613f303b2374758b562448e1d571fb3c7c98aa2f6de0aa540ff5e51638e1
 
 # Can be used to customize where jenkins.war get downloaded from
 ARG JENKINS_URL=https://repo.jenkins-ci.org/public/org/jenkins-ci/main/jenkins-war/${JENKINS_VERSION}/jenkins-war-${JENKINS_VERSION}.war