diff --git a/flyteplugins/go/tasks/pluginmachinery/ioutils/remote_file_output_reader_test.go b/flyteplugins/go/tasks/pluginmachinery/ioutils/remote_file_output_reader_test.go
index 0e7ae179d9..251a3adc55 100644
--- a/flyteplugins/go/tasks/pluginmachinery/ioutils/remote_file_output_reader_test.go
+++ b/flyteplugins/go/tasks/pluginmachinery/ioutils/remote_file_output_reader_test.go
@@ -14,9 +14,14 @@ import (
 )
 
 type MemoryMetadata struct {
-	exists bool
-	size   int64
-	etag   string
+	exists     bool
+	size       int64
+	etag       string
+	contentMD5 string
+}
+
+func (m MemoryMetadata) ContentMD5() string {
+	return m.contentMD5
 }
 
 func (m MemoryMetadata) Size() int64 {
diff --git a/flytestdlib/storage/stow_store.go b/flytestdlib/storage/stow_store.go
index 23049a6650..092ac1bbed 100644
--- a/flytestdlib/storage/stow_store.go
+++ b/flytestdlib/storage/stow_store.go
@@ -28,10 +28,8 @@ import (
 	"github.com/flyteorg/stow/swift"
 )
 
-const (
-	FailureTypeLabel contextutils.Key = "failure_type"
-	FlyteContentMD5                   = "flyteContentMD5"
-)
+const FailureTypeLabel contextutils.Key = "failure_type"
+const FlyteContentMD5 = "flyteContentMD5"
 
 var fQNFn = map[string]func(string) DataReference{
 	s3.Kind: func(bucket string) DataReference {