diff --git a/Dockerfile.compile b/Dockerfile.compile
index 5609ffa51..f47e1a778 100644
--- a/Dockerfile.compile
+++ b/Dockerfile.compile
@@ -1,9 +1,9 @@
-FROM ubuntu:bionic
+FROM ubuntu:jammy
 LABEL maintainer="sig-platform@spinnaker.io"
 RUN echo "mysql-server mysql-server/root_password password sa" | debconf-set-selections
 RUN echo "mysql-server mysql-server/root_password_again password sa" | debconf-set-selections
 RUN apt-get update && apt-get install -y \
-    openjdk-11-jdk \
+    openjdk-17-jdk \
     mysql-server \
  && rm -rf /var/lib/apt/lists/*
 ENV GRADLE_USER_HOME /workspace/.gradle
diff --git a/Dockerfile.slim b/Dockerfile.slim
index 0e2429c98..3f1e011c2 100644
--- a/Dockerfile.slim
+++ b/Dockerfile.slim
@@ -1,6 +1,6 @@
-FROM alpine:3.11
+FROM alpine:3.20
 LABEL maintainer="sig-platform@spinnaker.io"
-RUN apk --no-cache add --update bash openjdk11-jre
+RUN apk --no-cache add --update bash openjdk17-jre
 RUN addgroup -S -g 10111 spinnaker
 RUN adduser -S -G spinnaker -u 10111 spinnaker
 COPY keel-web/build/install/keel /opt/keel
diff --git a/Dockerfile.ubuntu b/Dockerfile.ubuntu
index 4a492faf9..6d5f3cc61 100644
--- a/Dockerfile.ubuntu
+++ b/Dockerfile.ubuntu
@@ -1,6 +1,6 @@
-FROM ubuntu:bionic
+FROM ubuntu:jammy
 LABEL maintainer="sig-platform@spinnaker.io"
-RUN apt-get update && apt-get -y install openjdk-11-jre-headless wget
+RUN apt-get update && apt-get -y install openjdk-17-jre-headless wget
 RUN adduser --system --uid 10111 --group spinnaker
 COPY keel-web/build/install/keel /opt/keel
 RUN mkdir -p /opt/keel/plugins && chown -R spinnaker:nogroup /opt/keel/plugins
diff --git a/gradle.properties b/gradle.properties
index 275ab4183..12e961f2b 100644
--- a/gradle.properties
+++ b/gradle.properties
@@ -1,3 +1,4 @@
+targetJava17=true
 kotlinVersion=1.6.21
 fiatVersion=1.50.0
 korkVersion=7.243.0
diff --git a/keel-sql/src/test/resources/testcontainers.properties b/keel-sql/src/test/resources/testcontainers.properties
index 5ecaa452e..06137e2be 100644
--- a/keel-sql/src/test/resources/testcontainers.properties
+++ b/keel-sql/src/test/resources/testcontainers.properties
@@ -1 +1 @@
-ryuk.container.image = public.ecr.aws/s4w6t4b6/testcontainers/ryuk:0.3.4
+ryuk.container.image = testcontainers/ryuk:0.11.0