diff --git a/go.mod b/go.mod
index 24b746a76f0..90ec4633946 100644
--- a/go.mod
+++ b/go.mod
@@ -1,6 +1,6 @@
 module github.com/openshift/api
 
-go 1.13
+go 1.15
 
 require (
 	github.com/gogo/protobuf v1.3.1
diff --git a/vendor/modules.txt b/vendor/modules.txt
index 941cb5b4cd6..99f274ca0f7 100644
--- a/vendor/modules.txt
+++ b/vendor/modules.txt
@@ -18,6 +18,7 @@ github.com/go-openapi/spec
 # github.com/go-openapi/swag v0.19.5
 github.com/go-openapi/swag
 # github.com/gogo/protobuf v1.3.1
+## explicit
 github.com/gogo/protobuf/gogoproto
 github.com/gogo/protobuf/plugin/compare
 github.com/gogo/protobuf/plugin/defaultcheck
@@ -65,6 +66,7 @@ github.com/modern-go/concurrent
 # github.com/modern-go/reflect2 v1.0.1
 github.com/modern-go/reflect2
 # github.com/openshift/build-machinery-go v0.0.0-20200819073603-48aa266c95f7
+## explicit
 github.com/openshift/build-machinery-go
 github.com/openshift/build-machinery-go/make
 github.com/openshift/build-machinery-go/make/lib
@@ -74,6 +76,7 @@ github.com/openshift/build-machinery-go/make/targets/openshift
 github.com/openshift/build-machinery-go/make/targets/openshift/operator
 github.com/openshift/build-machinery-go/scripts
 # github.com/spf13/pflag v1.0.5
+## explicit
 github.com/spf13/pflag
 # golang.org/x/mod v0.3.0
 golang.org/x/mod/module
@@ -90,6 +93,7 @@ golang.org/x/text/unicode/bidi
 golang.org/x/text/unicode/norm
 golang.org/x/text/width
 # golang.org/x/tools v0.0.0-20200616133436-c1934b75d054
+## explicit
 golang.org/x/tools/go/ast/astutil
 golang.org/x/tools/go/gcexportdata
 golang.org/x/tools/go/internal/gcimporter
@@ -142,6 +146,7 @@ gopkg.in/inf.v0
 # gopkg.in/yaml.v2 v2.2.8
 gopkg.in/yaml.v2
 # k8s.io/api v0.19.0
+## explicit
 k8s.io/api/admission/v1beta1
 k8s.io/api/admissionregistration/v1beta1
 k8s.io/api/apps/v1
@@ -173,6 +178,7 @@ k8s.io/api/storage/v1
 k8s.io/api/storage/v1alpha1
 k8s.io/api/storage/v1beta1
 # k8s.io/apimachinery v0.19.0
+## explicit
 k8s.io/apimachinery/pkg/api/apitesting
 k8s.io/apimachinery/pkg/api/apitesting/fuzzer
 k8s.io/apimachinery/pkg/api/apitesting/roundtrip
@@ -211,6 +217,7 @@ k8s.io/apimachinery/pkg/util/yaml
 k8s.io/apimachinery/pkg/watch
 k8s.io/apimachinery/third_party/forked/golang/reflect
 # k8s.io/code-generator v0.19.0
+## explicit
 k8s.io/code-generator
 k8s.io/code-generator/cmd/client-gen
 k8s.io/code-generator/cmd/client-gen/args
@@ -257,6 +264,7 @@ k8s.io/gengo/namer
 k8s.io/gengo/parser
 k8s.io/gengo/types
 # k8s.io/klog/v2 v2.2.0
+## explicit
 k8s.io/klog/v2
 # k8s.io/kube-openapi v0.0.0-20200805222855-6aeccd4b50c6
 k8s.io/kube-openapi/cmd/openapi-gen/args