diff --git a/src/editor/deserialize.js b/src/editor/deserialize.js
index 925d0d1ab3..1b99d70946 100644
--- a/src/editor/deserialize.js
+++ b/src/editor/deserialize.js
@@ -90,7 +90,7 @@ function parseElement(n, partCreator, state) {
         case "BR":
             return partCreator.newline();
         case "EM":
-            return partCreator.plain(`*${n.textContent}*`);
+            return partCreator.plain(`_${n.textContent}_`);
         case "STRONG":
             return partCreator.plain(`**${n.textContent}**`);
         case "PRE":