diff --git a/Dockerfile b/Dockerfile
index 2d687f0..f7eb814 100644
--- a/Dockerfile
+++ b/Dockerfile
@@ -27,8 +27,8 @@
 
 COPY init.groovy /usr/share/jenkins/ref/init.groovy.d/tcp-slave-agent-port.groovy
 
-ENV JENKINS_VERSION 1.609.3
-ENV JENKINS_SHA f5ad5f749c759da7e1a18b96be5db974f126b71e
+ENV JENKINS_VERSION 1.625.1
+ENV JENKINS_SHA c96d44d4914a154c562f21cd20abdd675ac7f5f3
 
 # could use ADD but this one does not check Last-Modified header 
 # see https://github.com/docker/docker/issues/8331