diff --git a/internal/message/message.go b/internal/message/message.go
index 663a8a3ea3599c49ea1e82f343c564a62efebd84..4cdf89b54f8eaf831d53a5fc51fdb5c71b4b953c 100644
--- a/internal/message/message.go
+++ b/internal/message/message.go
@@ -256,6 +256,7 @@ func unmarshallParts(data []byte) ([]ContentPart, error) {
 			if err := json.Unmarshal(wrapper.Data, &part); err != nil {
 				return nil, err
 			}
+			parts = append(parts, part)
 		case binaryType:
 			part := BinaryContent{}
 			if err := json.Unmarshal(wrapper.Data, &part); err != nil {