diff --git a/CHANGES.md b/CHANGES.md
index 89461da1c..c449c4f99 100644
--- a/CHANGES.md
+++ b/CHANGES.md
@@ -2,14 +2,15 @@
 
 ## 4.0.5 (Unreleased)
 
-- `FATAL: TypeError: Cannot read property 'extend' of undefined` when using `embedded` view mode.
-- default paths in converse-notifications.js are now relative
+- Error `FATAL: TypeError: Cannot read property 'extend' of undefined` when using `embedded` view mode.
+- Default paths in converse-notifications.js are now relative
 - #1188 Feature request: drag and drop file to HTTP Upload
 - #1268 Switch from SASS variables to CSS custom properties
 - #1278 Replace the default avatar with a SVG version
 - #1033 Setting show_send_button to true didn't work
 - #1306 added option `notification_delay`
 - #1305 added value 'all' for 'show_desktop_notifications' to notifiy even if converse.js is open
+- #1312 Error `unrecognized expression` in Safari
 
 ## 4.0.4 (2018-10-29)
 
diff --git a/dist/converse.js b/dist/converse.js
index 29a6b215a..78700f58c 100644
--- a/dist/converse.js
+++ b/dist/converse.js
@@ -71331,7 +71331,7 @@ _converse_core__WEBPACK_IMPORTED_MODULE_2__["default"].plugins.add('converse-cha
           'fullname': _.get(_converse.api.contacts.get(contact_jid), 'attributes.fullname') // Get chat box, but only create a new one when the message has a body.
 
         };
-        const has_body = sizzle(`body, encrypted[xmlns="${Strophe.NS.OMEMO}`).length > 0;
+        const has_body = sizzle(`body, encrypted[xmlns="${Strophe.NS.OMEMO}"]`).length > 0;
         const chatbox = this.getChatBox(contact_jid, attrs, has_body);
 
         if (chatbox && !chatbox.handleMessageCorrection(stanza)) {
diff --git a/src/headless/converse-chatboxes.js b/src/headless/converse-chatboxes.js
index 349e9f57c..992382046 100644
--- a/src/headless/converse-chatboxes.js
+++ b/src/headless/converse-chatboxes.js
@@ -730,7 +730,7 @@ converse.plugins.add('converse-chatboxes', {
                     'fullname': _.get(_converse.api.contacts.get(contact_jid), 'attributes.fullname')
                 }
                 // Get chat box, but only create a new one when the message has a body.
-                const has_body = sizzle(`body, encrypted[xmlns="${Strophe.NS.OMEMO}`).length > 0;
+                const has_body = sizzle(`body, encrypted[xmlns="${Strophe.NS.OMEMO}"]`).length > 0;
                 const chatbox = this.getChatBox(contact_jid, attrs, has_body);
                 if (chatbox && !chatbox.handleMessageCorrection(stanza)) {
                     const msgid = stanza.getAttribute('id'),