diff --git a/automation/send-invoice.php b/automation/send-invoice.php
index c1c72ae..8f0d329 100644
--- a/automation/send-invoice.php
+++ b/automation/send-invoice.php
@@ -113,7 +113,7 @@ try {
             $response = curl_exec($curl);
 
             if ($response === false) {
-                $log->error('Curl error: ' . curl_error($curl) . curl_errno($curl));
+                throw new Exception(curl_error($curl), curl_errno($curl));
             }
 
             curl_close($curl);
@@ -123,4 +123,6 @@ try {
     }
 } catch (PDOException $e) {
     $log->error('Database error: ' . $e->getMessage());
+} catch (Throwable $e) {
+    $log->error('Error: ' . $e->getMessage());
 }
\ No newline at end of file
diff --git a/database/registry.mariadb.sql b/database/registry.mariadb.sql
index ab4f5f8..73f77a3 100644
--- a/database/registry.mariadb.sql
+++ b/database/registry.mariadb.sql
@@ -175,7 +175,6 @@ CREATE TABLE IF NOT EXISTS `registry`.`statement` (
 
 CREATE TABLE IF NOT EXISTS `registry`.`invoices` (
     `id` INT(10) UNSIGNED AUTO_INCREMENT PRIMARY KEY,
-    `invoice_number` VARCHAR(20),
     `registrar_id` INT(10) UNSIGNED,
     `billing_contact_id` INT(10) UNSIGNED,
     `issue_date` DATETIME(3),
diff --git a/database/registry.postgres.sql b/database/registry.postgres.sql
index 4f6f198..1f4801f 100644
--- a/database/registry.postgres.sql
+++ b/database/registry.postgres.sql
@@ -180,7 +180,6 @@ CREATE TABLE registry.statement (
 
 CREATE TABLE registry.invoices (
      "id" SERIAL PRIMARY KEY,
-     "invoice_number" VARCHAR(20),
      "registrar_id" INT,
      "billing_contact_id" INT,
      "issue_date" TIMESTAMP(3),