diff --git src/wp-content/themes/twentytwelve/style.css src/wp-content/themes/twentytwelve/style.css
index 75e3d28c46..adea20fb8c 100644
--- src/wp-content/themes/twentytwelve/style.css
+++ src/wp-content/themes/twentytwelve/style.css
@@ -899,6 +899,12 @@ article.sticky .featured-post {
 	overflow: auto;
 	padding: 24px;
 	padding: 1.714285714rem;
+	word-break: normal;
+	-webkit-hyphens: none;
+	-moz-hyphens: none;
+	-ms-hyphens: none;
+	-o-hyphens: none;
+	hyphens: none;
 }
 .entry-content pre code,
 .comment-content pre code {