diff --git a/changelog/source_data.md b/changelog/source_data.md
index d7b218ef..77aa5a97 100644
--- a/changelog/source_data.md
+++ b/changelog/source_data.md
@@ -1 +1,25 @@
+
+## Tables Added:
+['new_table']
+
+## Tables Removed:
+['dimAccounts']
+
+## history_assets
+Type changed for column asset_code from STRING to INTEGER
+
+## dimOffers
+**Added columns:** ['new_id']
+
+## history_trades
+**Deleted columns:** ['selling_asset_type']
+
+## offers
+Type changed for column buying_asset_id from INTEGER to STRING
+
+## account_signers
+**Added columns:** ['ledger_sequences']
+
+## trust_lines
+**Deleted columns:** ['asset_type']
 ## Junk data to check if append works