diff --git a/registry/testhelper.go b/registry/testhelper.go
index 5472e07bd..1df44ce06 100644
--- a/registry/testhelper.go
+++ b/registry/testhelper.go
@@ -38,7 +38,7 @@ type TestURLAndError struct {
 	Err error
 }
 
-// DownloadResponse holds a mock http reponse for testing.
+// DownloadResponse holds a mock http response for testing.
 type DownloadResponse struct {
 	Err  error
 	Code int