diff --git a/etc/default_data.schema.json b/etc/default_data.schema.json
index f1b133343..1a639cebe 100644
--- a/etc/default_data.schema.json
+++ b/etc/default_data.schema.json
@@ -10,7 +10,7 @@
                 "properties": {
                     "launchpad_id": {
                         "type": "string",
-                        "pattern": "^[a-z\\d\\.-]+$"
+                        "pattern": "^[a-z\\d\\.\\+-]+$"
                     },
                     "github_id": {
                         "type": "string"