diff --git a/base/v0.1.0/schema.json b/base/v0.1.0/schema.json
index a0122ae..710e4f7 100644
--- a/base/v0.1.0/schema.json
+++ b/base/v0.1.0/schema.json
@@ -52,12 +52,12 @@
         "sourceAccountId": {
             "title": "Source Account ID",
             "description": "ID of the account from the original data source",
-            "type": "object"
+            "type": "string"
         },
         "sourceId": {
             "title": "Source ID",
             "description": "ID from the original data source",
-            "type": "object"
+            "type": "string"
         },
         "sourceData": {
             "title": "Source data",