diff --git a/.changelog/739.bugfix.md b/.changelog/739.bugfix.md
new file mode 100644
index 000000000..aadc952cf
--- /dev/null
+++ b/.changelog/739.bugfix.md
@@ -0,0 +1,4 @@
+post 0.3.2 fixes
+
+api: filters out old rofl txs that were not parsed properly during a 2 week span in early july
+db: retroactively updates the runtime tx fee denom to default to ''.
diff --git a/CHANGELOG.md b/CHANGELOG.md
index 7abf64873..25fb88a54 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -121,7 +121,6 @@ The format is inspired by [Keep a Changelog].
 - Vendor oasis-core v24.0
   ([#716](https://github.com/oasisprotocol/nexus/issues/716))
 
-
 ## 0.3.1 (2024-05-27)
 
 ### Features
diff --git a/storage/client/queries/queries.go b/storage/client/queries/queries.go
index d970aacc2..52d907afa 100644
--- a/storage/client/queries/queries.go
+++ b/storage/client/queries/queries.go
@@ -485,7 +485,8 @@ const (
 			($3::text IS NULL OR txs.tx_hash = $3::text OR txs.tx_eth_hash = $3::text) AND
 			($4::text IS NULL OR rel.account_address = $4::text) AND
 			($5::timestamptz IS NULL OR txs.timestamp >= $5::timestamptz) AND
-			($6::timestamptz IS NULL OR txs.timestamp < $6::timestamptz)
+			($6::timestamptz IS NULL OR txs.timestamp < $6::timestamptz) AND
+			(signer0.signer_address IS NOT NULL) -- HACK: excludes malformed transactions that do not have the required fields
 		ORDER BY txs.round DESC, txs.tx_index DESC
 		LIMIT $7::bigint
 		OFFSET $8::bigint
diff --git a/storage/migrations/25_runtime_tx_denoms.up.sql b/storage/migrations/25_runtime_tx_denoms.up.sql
index af4d3c2dd..99c95446c 100644
--- a/storage/migrations/25_runtime_tx_denoms.up.sql
+++ b/storage/migrations/25_runtime_tx_denoms.up.sql
@@ -4,6 +4,6 @@ ALTER TABLE chain.runtime_transactions
     ADD COLUMN amount_symbol TEXT;
 
 ALTER TABLE chain.runtime_transactions
-    ADD COLUMN fee_symbol TEXT;
+    ADD COLUMN fee_symbol TEXT NOT NULL DEFAULT ''; -- Will be populated after reindex
 
 COMMIT;