diff --git a/models/sources.yml b/models/sources.yml
index 753228f..d66542f 100644
--- a/models/sources.yml
+++ b/models/sources.yml
@@ -19,7 +19,15 @@ sources:
       {{ "MOVEMENT_DEV" if var("STREAMLINE_USE_DEV_FOR_EXTERNAL_TABLES", False) else "MOVEMENT" }}
     tables:
       - name: blocks_tx
+        loaded_at_field: INSERTED_TIMESTAMP
+        freshness:
+          warn_after: {count: 2, period: hour}
+          error_after: {count: 4, period: hour}
       - name: transactions
+        loaded_at_field: INSERTED_TIMESTAMP
+        freshness:
+          warn_after: {count: 2, period: hour}
+          error_after: {count: 4, period: hour}
   - name: github_actions
     database: movement
     schema: github_actions