diff --git a/CHANGES.md b/CHANGES.md
index 3460ca10c..cae43b351 100644
--- a/CHANGES.md
+++ b/CHANGES.md
@@ -4,7 +4,6 @@
- Avoid `eval` (via `_.template` from lodash).
- Don't show bookmark toggles when PEP bookmarking not supported by the XMPP server.
-- Add LibreJS support
### Bugfixes
@@ -12,6 +11,7 @@
- Bookmarks list and open rooms list weren't recreated after logging in for a 2nd time (without reloading the browser).
- #1024 null reference on MUC Invite
- #1025 OTR lock icon disappears
+- #1027 `new Event` not supported in IE11
## 3.3.3 (2018-02-14)
diff --git a/src/converse-core.js b/src/converse-core.js
index 387d47b89..c9577e85b 100644
--- a/src/converse-core.js
+++ b/src/converse-core.js
@@ -2051,6 +2051,6 @@
'utils': u
}
};
- window.dispatchEvent(new Event('converse-loaded'));
+ window.dispatchEvent(new CustomEvent('converse-loaded'));
return window.converse;
}));
diff --git a/src/polyfill.js b/src/polyfill.js
index 779a9c3f4..3ec370349 100644
--- a/src/polyfill.js
+++ b/src/polyfill.js
@@ -1,3 +1,14 @@
+function CustomEvent ( event, params ) {
+ params = params || { bubbles: false, cancelable: false, detail: undefined };
+ var evt = document.createEvent( 'CustomEvent' );
+ evt.initCustomEvent( event, params.bubbles, params.cancelable, params.detail );
+ return evt;
+}
+if ( typeof window.CustomEvent !== "function" ) {
+ CustomEvent.prototype = window.Event.prototype;
+ window.CustomEvent = CustomEvent;
+}
+
if (!String.prototype.includes) {
String.prototype.includes = function(search, start) {
'use strict';
diff --git a/tests/transpiled.html b/tests/transpiled.html
index 1452713a6..c6de8e291 100644
--- a/tests/transpiled.html
+++ b/tests/transpiled.html
@@ -4,15 +4,15 @@
Converse.js Tests
-
+
-
-
-
-
+
+
+
+
-
-
+
+