diff --git a/summer2024-backend/src/main/docker/Dockerfile.jvm b/summer2024-backend/src/main/docker/Dockerfile.jvm
index 9ea452d..5453717 100644
--- a/summer2024-backend/src/main/docker/Dockerfile.jvm
+++ b/summer2024-backend/src/main/docker/Dockerfile.jvm
@@ -77,7 +77,7 @@
 #   accessed directly. (example: "foo.example.com,bar.example.com")
 #
 ###
-FROM registry.access.redhat.com/ubi8/openjdk-21:1.19
+FROM registry.access.redhat.com/ubi8/openjdk-21:1.21-1.1744796720
 
 ENV LANGUAGE='en_US:en'
 
diff --git a/summer2024-backend/src/main/docker/Dockerfile.legacy-jar b/summer2024-backend/src/main/docker/Dockerfile.legacy-jar
index 59b8a59..0b9064e 100644
--- a/summer2024-backend/src/main/docker/Dockerfile.legacy-jar
+++ b/summer2024-backend/src/main/docker/Dockerfile.legacy-jar
@@ -77,7 +77,7 @@
 #   accessed directly. (example: "foo.example.com,bar.example.com")
 #
 ###
-FROM registry.access.redhat.com/ubi8/openjdk-21:1.19
+FROM registry.access.redhat.com/ubi8/openjdk-21:1.21-1.1744796720
 
 ENV LANGUAGE='en_US:en'