diff --git a/manifest.json b/manifest.json
index b89c62a..f3d83ed 100644
--- a/manifest.json
+++ b/manifest.json
@@ -190,6 +190,7 @@
 		"18-09",
 		"18-10",
 		"18-12",
+		"18-15",
 		"18-17",
 		"18-18",
 		"18-21",