diff --git a/wp-content/themes/twentyeleven/editor-style-rtl.css b/wp-content/themes/twentyeleven/editor-style-rtl.css
index 601868226..aa4a5615e 100644
--- a/wp-content/themes/twentyeleven/editor-style-rtl.css
+++ b/wp-content/themes/twentyeleven/editor-style-rtl.css
@@ -8,6 +8,7 @@ html .mceContentBody{
 	direction:rtl;
 	unicode-bidi:embed;
 	float:right;
+	max-width: 584px;
 }
 * {
 	font-family: Arial, Tahoma, sans-serif;
diff --git a/wp-content/themes/twentyeleven/editor-style.css b/wp-content/themes/twentyeleven/editor-style.css
index d2a08f1fc..20d0aef69 100644
--- a/wp-content/themes/twentyeleven/editor-style.css
+++ b/wp-content/themes/twentyeleven/editor-style.css
@@ -3,6 +3,9 @@ Theme Name: Twenty Eleven
 Description: Used to style the TinyMCE editor.
 */
 
+html .mceContentBody {
+	max-width: 584px;
+}
 * {
 	color: #333;
 	font: 15px "Helvetica Neue", Helvetica, Arial, sans-serif;