diff --git a/repository/u.json b/repository/u.json
index 70b27c47704..39d06e85fb5 100644
--- a/repository/u.json
+++ b/repository/u.json
@@ -87,6 +87,17 @@
 				}
 			]
 		},
+		{
+			"name": "UL4",
+			"details": "https://github.com/LivingLogic/LivingLogic.SublimeText.UL4",
+			"labels": ["language syntax"],
+			"releases": [
+				{
+					"sublime_text": ">=4107",
+					"tags": true
+				}
+			]
+		},
 		{
 			"name": "Ultimate Dark",
 			"details": "https://github.com/rubjo/ultimate-dark",