commit ca1de2ed4a69a71f2f75552ade693d04ea1baa85
Author: Wojtek Kosior <koszko@koszko.org>
Date:   Sat Feb 5 17:20:04 2022 +0100

    make 'definitions' a mandatory property

diff --git a/package_source-1.schema.json b/package_source-1.schema.json
index b6689f3..3a0ce03 100644
--- a/package_source-1.schema.json
+++ b/package_source-1.schema.json
@@ -8,7 +8,8 @@
 	"source_schema_version",
 	"source_name",
 	"copyright",
-	"upstream_url"
+	"upstream_url",
+	"definitions"
     ],
     "properties": {
 	"source_schema_version": {