diff --git a/pkg/ioutils/readers.go b/pkg/ioutils/readers.go
index 298ac9b3a3..9ddba2468d 100644
--- a/pkg/ioutils/readers.go
+++ b/pkg/ioutils/readers.go
@@ -2,10 +2,6 @@ package ioutils // import "github.com/docker/docker/pkg/ioutils"
 
 import (
 	"context"
-	// make sure crypto.SHA256, crypto.sha512 and crypto.SHA384 are registered
-	// TODO remove once https://github.com/opencontainers/go-digest/pull/64 is merged.
-	_ "crypto/sha256"
-	_ "crypto/sha512"
 	"io"
 	"runtime/debug"
 	"sync/atomic"