diff --git a/Dockerfile.config-reloader.ocp b/Dockerfile.config-reloader.ocp
index f71a569f3be..c16806d85b1 100644
--- a/Dockerfile.config-reloader.ocp
+++ b/Dockerfile.config-reloader.ocp
@@ -1,12 +1,12 @@
 # Dockerfile used by OSBS and by prow CI.
-FROM registry.svc.ci.openshift.org/ocp/builder:golang-1.14 AS builder
+FROM registry.svc.ci.openshift.org/ocp/builder:rhel-8-golang-openshift-4.6 AS builder
 WORKDIR /go/src/github.com/coreos/prometheus-operator
 COPY . .
 ENV GO111MODULE=on
 ENV GOFLAGS="-mod=vendor"
 RUN OS=$(go env GOOS) ARCH=$(go env GOARCH) make prometheus-config-reloader
 
-FROM registry.svc.ci.openshift.org/ocp/4.0:base
+FROM registry.svc.ci.openshift.org/ocp/4.6:base
 LABEL io.k8s.display-name="Prometheus config reloader" \
       io.k8s.description="This component reloads a Prometheus server in a controlled and configurable way." \
       io.openshift.tags="prometheus" \