diff --git a/static/email-frame.less b/static/email-frame.less
index 93258c324..10e439fd8 100644
--- a/static/email-frame.less
+++ b/static/email-frame.less
@@ -26,7 +26,8 @@
     padding: 0;
     margin: auto;
     max-width: 840px;
-    overflow: hidden;
+    overflow-y: hidden;
+    word-break: break-word;
     -webkit-font-smoothing: antialiased;
   }