diff --git a/storage/utility/meteredCmixMessageBuffer.go b/storage/utility/meteredCmixMessageBuffer.go
index 688887f7d5db6059aaf5c3bbdbd4314e7e866843..627bb17f24887fb3ba490a16efa5cfd7b0ff239e 100644
--- a/storage/utility/meteredCmixMessageBuffer.go
+++ b/storage/utility/meteredCmixMessageBuffer.go
@@ -53,7 +53,7 @@ func (*meteredCmixMessageHandler) LoadMessage(kv *versioned.KV, key string) (int
 	}
 
 	msg := &meteredCmixMessage{}
-	err := json.Unmarshal(vo.Data, msg)
+	err = json.Unmarshal(vo.Data, msg)
 	if err != nil {
 		return nil, errors.WithMessage(err, "Failed to unmarshal "+
 			"metered cmix message")