diff --git a/airflow_variables_dev.json b/airflow_variables_dev.json
index 0f615b3b..f8b55627 100644
--- a/airflow_variables_dev.json
+++ b/airflow_variables_dev.json
@@ -122,7 +122,7 @@
     "partnership_assets__account_holders_activity_fact": false,
     "partnership_assets__asset_activity_fact": false
   },
-  "dbt_image_name": "stellar/stellar-dbt:37e6d34",
+  "dbt_image_name": "stellar/stellar-dbt:d2f5024",
   "dbt_internal_source_db": "test-hubble-319619",
   "dbt_internal_source_schema": "test_crypto_stellar_internal",
   "dbt_job_execution_timeout_seconds": 300,
@@ -154,7 +154,7 @@
   },
   "gcs_exported_data_bucket_name": "us-central1-test-hubble-43c3e190-bucket",
   "gcs_exported_object_prefix": "dag-exported",
-  "image_name": "stellar/stellar-etl:37b7123",
+  "image_name": "stellar/stellar-etl:63b5833",
   "image_output_path": "/etl/exported_data/",
   "image_pull_policy": "IfNotPresent",
   "k8s_namespace": "hubble-composer",
diff --git a/airflow_variables_prod.json b/airflow_variables_prod.json
index 6cdf49f2..fa9bf53e 100644
--- a/airflow_variables_prod.json
+++ b/airflow_variables_prod.json
@@ -123,7 +123,7 @@
     "partnership_assets__asset_activity_fact": false,
     "trade_agg": false
   },
-  "dbt_image_name": "stellar/stellar-dbt:37e6d34",
+  "dbt_image_name": "stellar/stellar-dbt:d2f5024",
   "dbt_internal_source_db": "hubble-261722",
   "dbt_internal_source_schema": "crypto_stellar_internal_2",
   "dbt_job_execution_timeout_seconds": 1800,
@@ -155,7 +155,7 @@
   },
   "gcs_exported_data_bucket_name": "us-central1-hubble-14c4ca64-bucket",
   "gcs_exported_object_prefix": "dag-exported",
-  "image_name": "stellar/stellar-etl:37b7123",
+  "image_name": "stellar/stellar-etl:63b5833",
   "image_output_path": "/etl/exported_data/",
   "image_pull_policy": "IfNotPresent",
   "k8s_namespace": "hubble-composer",
diff --git a/schemas/history_transactions_schema.json b/schemas/history_transactions_schema.json
index 656c08f4..809523f2 100644
--- a/schemas/history_transactions_schema.json
+++ b/schemas/history_transactions_schema.json
@@ -208,5 +208,10 @@
     "mode": "NULLABLE",
     "name": "rent_fee_charged",
     "type": "INTEGER"
+  },
+  {
+    "mode": "REPEATED",
+    "name": "tx_signers",
+    "type": "STRING"
   }
 ]