diff --git a/php-timeline.json b/php-timeline.json
index b1a532e..d9941ed 100644
--- a/php-timeline.json
+++ b/php-timeline.json
@@ -63,6 +63,14 @@
         "description": "Will we ever see generics in PHP? Nikita published a study on the feasibility of attaining that goal that revealed potential difficulties.",
         "comment": ""
     },
+    {
+        "priority": 2,
+        "date": "2019-12-21T00:00:00+00:00",
+        "title": "Phalcon 4.0",
+        "href": "https://docs.phalcon.io/4.0/en/upgrade",
+        "description": "",
+        "comment": ""
+    },
     {
         "priority": 3,
         "date": "2019-12-15T00:00:00+00:00",