diff --git a/package.json b/package.json
index 636830943b..4ef9d33c71 100644
--- a/package.json
+++ b/package.json
@@ -1,7 +1,7 @@
 {
   "name": "vega-lite",
   "author": "Dominik Moritz, Kanit \"Ham\" Wongsuphasawat, Arvind Satyanarayan, Jeffrey Heer",
-  "version": "5.6.0",
+  "version": "5.5.0",
   "collaborators": [
     "Kanit Wongsuphasawat (http://kanitw.yellowpigz.com)",
     "Dominik Moritz (https://www.domoritz.de)",