diff --git a/Dockerfile.rhel b/Dockerfile.rhel
index bec74df51493..c7844f4d2e5c 100644
--- a/Dockerfile.rhel
+++ b/Dockerfile.rhel
@@ -1,4 +1,4 @@
-FROM registry.ci.openshift.org/ocp/builder:rhel-8-etcd-golang-1.12 AS builder
+FROM registry.ci.openshift.org/ocp/builder:rhel-8-etcd-golang-1.15 AS builder
 
 WORKDIR /go/src/go.etcd.io/etcd
 
diff --git a/go.mod b/go.mod
index 6ea81c5707b1..d84b56258d40 100644
--- a/go.mod
+++ b/go.mod
@@ -1,6 +1,6 @@
 module go.etcd.io/etcd
 
-go 1.14
+go 1.15
 
 require (
 	github.com/bgentry/speakeasy v0.1.0