diff --git a/tekton-task-images/conftest/Dockerfile b/tekton-task-images/conftest/Dockerfile
index 6054e90f7..d45af0b08 100644
--- a/tekton-task-images/conftest/Dockerfile
+++ b/tekton-task-images/conftest/Dockerfile
@@ -1,4 +1,4 @@
-FROM registry.access.redhat.com/ubi9/ubi-minimal:9.1
+FROM registry.access.redhat.com/ubi9/ubi-minimal:9.3-1361.1699548032@sha256:c77792b8084ce5946c68f39024fa460ef7769c0eef3fce995e70299e21a7e166
 
 RUN microdnf install -y --nodocs tar gzip && \
     microdnf update -y && \
diff --git a/tekton-task-images/helm/Dockerfile b/tekton-task-images/helm/Dockerfile
index 60fc492bc..4b39ce4a9 100644
--- a/tekton-task-images/helm/Dockerfile
+++ b/tekton-task-images/helm/Dockerfile
@@ -1,4 +1,4 @@
-FROM registry.access.redhat.com/ubi9/ubi-minimal:9.1
+FROM registry.access.redhat.com/ubi9/ubi-minimal:9.3-1361.1699548032@sha256:c77792b8084ce5946c68f39024fa460ef7769c0eef3fce995e70299e21a7e166
 
 USER root