diff --git a/dynatrace-ci/Dockerfile b/dynatrace-ci/Dockerfile
index 6d0bcc7..225c364 100644
--- a/dynatrace-ci/Dockerfile
+++ b/dynatrace-ci/Dockerfile
@@ -6,7 +6,7 @@ FROM ${TERRAFORM_REPO}:${TERRAFORM_VERSION} as terraform
 COPY providers.tf .
 RUN terraform providers mirror -platform=linux_amd64 /plugins
 
-FROM registry.access.redhat.com/ubi9/ubi-minimal:9.2
+FROM registry.access.redhat.com/ubi9/ubi-minimal:9.5@sha256:d85040b6e3ed3628a89683f51a38c709185efc3fb552db2ad1b9180f2a6c38be
 
 WORKDIR /terraform
 
diff --git a/dynatrace-config-job/Dockerfile b/dynatrace-config-job/Dockerfile
index a91d0d8..f29668f 100644
--- a/dynatrace-config-job/Dockerfile
+++ b/dynatrace-config-job/Dockerfile
@@ -1,4 +1,4 @@
-FROM registry.access.redhat.com/ubi9/ubi-minimal:9.2
+FROM registry.access.redhat.com/ubi9/ubi-minimal:9.5@sha256:d85040b6e3ed3628a89683f51a38c709185efc3fb552db2ad1b9180f2a6c38be
 
 # https://konflux.pages.redhat.com/docs/users/how-tos/configuring/custom-tags.html
 # Set your image version here
diff --git a/logrotate/Dockerfile b/logrotate/Dockerfile
index a976ded..0ce2a36 100644
--- a/logrotate/Dockerfile
+++ b/logrotate/Dockerfile
@@ -1,4 +1,4 @@
-FROM registry.access.redhat.com/ubi9/ubi-minimal:9.4
+FROM registry.access.redhat.com/ubi9/ubi-minimal:9.5@sha256:d85040b6e3ed3628a89683f51a38c709185efc3fb552db2ad1b9180f2a6c38be
 
 # Install logrotate
 RUN microdnf update && \