diff --git a/registry/service.go b/registry/service.go
index 6881c11057698..73f422150dc08 100644
--- a/registry/service.go
+++ b/registry/service.go
@@ -103,7 +103,6 @@ func (s *Service) ResolveRepository(name reference.Named) (*RepositoryInfo, erro
 type APIEndpoint struct {
 	Mirror                         bool
 	URL                            *url.URL
-	Version                        APIVersion // Deprecated: v1 registries are deprecated, and endpoints are always v2.
 	AllowNondistributableArtifacts bool
 	Official                       bool
 	TrimHostname                   bool
diff --git a/registry/service_v2.go b/registry/service_v2.go
index 5d09e11c9c5c8..42b1730a257fa 100644
--- a/registry/service_v2.go
+++ b/registry/service_v2.go
@@ -25,7 +25,6 @@ func (s *Service) lookupV2Endpoints(hostname string) (endpoints []APIEndpoint, e
 			}
 			endpoints = append(endpoints, APIEndpoint{
 				URL:          mirrorURL,
-				Version:      APIVersion2, //nolint:staticcheck // ignore SA1019 (Version is deprecated) to allow potential consumers to transition.
 				Mirror:       true,
 				TrimHostname: true,
 				TLSConfig:    mirrorTLSConfig,
@@ -33,7 +32,6 @@ func (s *Service) lookupV2Endpoints(hostname string) (endpoints []APIEndpoint, e
 		}
 		endpoints = append(endpoints, APIEndpoint{
 			URL:          DefaultV2Registry,
-			Version:      APIVersion2, //nolint:staticcheck // ignore SA1019 (Version is deprecated) to allow potential consumers to transition.
 			Official:     true,
 			TrimHostname: true,
 			TLSConfig:    tlsconfig.ServerDefault(),
@@ -55,7 +53,6 @@ func (s *Service) lookupV2Endpoints(hostname string) (endpoints []APIEndpoint, e
 				Scheme: "https",
 				Host:   hostname,
 			},
-			Version:                        APIVersion2, //nolint:staticcheck // ignore SA1019 (Version is deprecated) to allow potential consumers to transition.
 			AllowNondistributableArtifacts: ana,
 			TrimHostname:                   true,
 			TLSConfig:                      tlsConfig,
@@ -68,7 +65,6 @@ func (s *Service) lookupV2Endpoints(hostname string) (endpoints []APIEndpoint, e
 				Scheme: "http",
 				Host:   hostname,
 			},
-			Version:                        APIVersion2, //nolint:staticcheck // ignore SA1019 (Version is deprecated) to allow potential consumers to transition.
 			AllowNondistributableArtifacts: ana,
 			TrimHostname:                   true,
 			// used to check if supposed to be secure via InsecureSkipVerify
diff --git a/registry/types.go b/registry/types.go
index 54aa0bd19dfc3..c3eef2a41c211 100644
--- a/registry/types.go
+++ b/registry/types.go
@@ -5,27 +5,6 @@ import (
 	"github.com/docker/docker/api/types/registry"
 )
 
-// APIVersion is an integral representation of an API version (presently
-// either 1 or 2)
-//
-// Deprecated: v1 registries are deprecated, and endpoints are always v2.
-type APIVersion int
-
-func (av APIVersion) String() string {
-	return apiVersions[av]
-}
-
-// API Version identifiers.
-const (
-	APIVersion1 APIVersion = 1 // Deprecated: v1 registries are deprecated, and endpoints are always v2.
-	APIVersion2 APIVersion = 2 // Deprecated: v1 registries are deprecated, and endpoints are always v2.
-)
-
-var apiVersions = map[APIVersion]string{
-	APIVersion1: "v1",
-	APIVersion2: "v2",
-}
-
 // RepositoryInfo describes a repository
 type RepositoryInfo struct {
 	Name reference.Named