diff --git a/Dockerfile b/Dockerfile
index 503a4ad..e06bdc1 100644
--- a/Dockerfile
+++ b/Dockerfile
@@ -20,8 +20,8 @@ RUN export DEBIAN_FRONTEND=noninteractive && \
     apt-get -qq update && \
     apt-get -qqy install -t stretch-backports --no-install-recommends bash openjdk-8-jre-headless ca-certificates-java supervisor procps sudo ca-certificates openssh-client mysql-server mysql-client postgresql-9.6 postgresql-client-9.6 pwgen curl git uuid-runtime parallel jq && \
     cd /tmp/ && \
-    curl -Lo /tmp/rundeck.deb https://dl.bintray.com/rundeck/rundeck-deb/rundeck_3.3.8.20210111-1_all.deb && \
-    echo 'ceabe922a3662862b2394ad937c63eded7eb522896b5d0d4c343679b28f0483e  rundeck.deb' > /tmp/rundeck.sig && \
+    curl -Lo /tmp/rundeck.deb https://dl.bintray.com/rundeck/rundeck-deb/rundeck_3.3.9.20210201-1_all.deb && \
+    echo 'f57c686d9bca54a5f6c6eb3c625e34d3377a3bdc15aae166d5f768bdd5120375  rundeck.deb' > /tmp/rundeck.sig && \
     shasum -a256 -c /tmp/rundeck.sig && \
     curl -Lo /tmp/rundeck-cli.deb https://dl.bintray.com/rundeck/rundeck-deb/rundeck-cli_1.3.4-1_all.deb && \
     echo '9b3556bff09a7b8dc00f99586ce740327a5e459d121b9a7882163c22e7c6b9cc  rundeck-cli.deb' > /tmp/rundeck-cli.sig && \