diff --git a/src/editor/deserialize.js b/src/editor/deserialize.js
index b3f4fe5b80..4244b8afb7 100644
--- a/src/editor/deserialize.js
+++ b/src/editor/deserialize.js
@@ -110,6 +110,9 @@ function parseHtmlMessage(html, room) {
                     case "CODE":
                         parts.push(new PlainPart(`\`${n.textContent}\``));
                         break;
+                    case "DEL":
+                        parts.push(new PlainPart(`<del>${n.textContent}</del>`));
+                        break;
                     default:
                         parts.push(new PlainPart(n.textContent));
                         break;