diff --git a/components/notebook-controller/Dockerfile.konflux b/components/notebook-controller/Dockerfile.konflux
index fcda1eaab5e..a923fe63543 100644
--- a/components/notebook-controller/Dockerfile.konflux
+++ b/components/notebook-controller/Dockerfile.konflux
@@ -33,7 +33,7 @@ RUN CGO_ENABLED=1 GOOS=${TARGETOS:-linux} GOARCH=${TARGETARCH} GO111MODULE=on go
 
 #WORKDIR /workspace/odh-notebook-controller
 # Use ubi8/ubi-minimal as base image
-FROM registry.access.redhat.com/ubi8/ubi-minimal:latest
+FROM registry.redhat.io/ubi8/ubi-minimal@sha256:7583ca0ea52001562bd81a961da3f75222209e6192e4e413ee226cff97dbd48c
 
 ## Build args to be used at this step
 ARG CI_CONTAINER_VERSION
diff --git a/components/odh-notebook-controller/Dockerfile.konflux b/components/odh-notebook-controller/Dockerfile.konflux
index dd2aecaf9bf..6fcdddbed7a 100644
--- a/components/odh-notebook-controller/Dockerfile.konflux
+++ b/components/odh-notebook-controller/Dockerfile.konflux
@@ -34,7 +34,7 @@ user root
 RUN CGO_ENABLED=0 GOOS=linux GO111MODULE=on go build -tags strictfipsruntime  -a -mod=mod -o manager main.go
 
 # Use ubi8/ubi-minimal as base image
-FROM registry.access.redhat.com/ubi8/ubi-minimal:latest
+FROM registry.redhat.io/ubi8/ubi-minimal@sha256:7583ca0ea52001562bd81a961da3f75222209e6192e4e413ee226cff97dbd48c
 
 ## Build args to be used at this step
 ARG CI_CONTAINER_VERSION