diff --git a/db/migrations/20260126130000_manualinvoice_column_cleanup.php b/db/migrations/20260126130000_manualinvoice_column_cleanup.php
index 967850e86..4feef0ec7 100644
--- a/db/migrations/20260126130000_manualinvoice_column_cleanup.php
+++ b/db/migrations/20260126130000_manualinvoice_column_cleanup.php
@@ -16,28 +16,28 @@ final class ManualinvoiceColumnCleanup extends AbstractMigration
                 $position->removeColumn("contract_id")->save();
             }
             // ManualInvoiceposition: Rename columns
-            $this->execute("ALTER TABLE manualinvoiceposition CHANGE product_id warehousearticle_id INT(11) NOT NULL");
-            $this->execute("ALTER TABLE manualinvoiceposition CHANGE product_name warehousearticle_name VARCHAR(255) NOT NULL");
+            $this->execute("ALTER TABLE ManualInvoiceposition CHANGE product_id warehousearticle_id INT(11) NOT NULL");
+            $this->execute("ALTER TABLE ManualInvoiceposition CHANGE product_name warehousearticle_name VARCHAR(255) NOT NULL");
 
             $invoice = $this->table("ManualInvoice");
             if ($invoice->hasColumn("billing_delivery")) {
                 $invoice->removeColumn("billing_delivery")->save();
             }
 
-            $this->execute("ALTER TABLE manualinvoice CHANGE leistungszeitraum performance_period VARCHAR(255) NULL");
-            $this->execute("ALTER TABLE manualinvoice CHANGE einleitender_text introductory_text TEXT NULL");
-            $this->execute("ALTER TABLE manualinvoice CHANGE externe_referenz external_reference VARCHAR(255) NULL");
-            $this->execute("ALTER TABLE manualinvoice CHANGE gesamtrabatt total_discount DECIMAL(6,2) NOT NULL DEFAULT 0.00");
+            $this->execute("ALTER TABLE ManualInvoice CHANGE leistungszeitraum performance_period VARCHAR(255) NULL");
+            $this->execute("ALTER TABLE ManualInvoice CHANGE einleitender_text introductory_text TEXT NULL");
+            $this->execute("ALTER TABLE ManualInvoice CHANGE externe_referenz external_reference VARCHAR(255) NULL");
+            $this->execute("ALTER TABLE ManualInvoice CHANGE gesamtrabatt total_discount DECIMAL(6,2) NOT NULL DEFAULT 0.00");
         }
     }
 
     public function down(): void
     {
         if($this->getEnvironment() == "thetool") {
-            $this->execute("ALTER TABLE manualinvoice CHANGE performance_period leistungszeitraum VARCHAR(255) NULL");
-            $this->execute("ALTER TABLE manualinvoice CHANGE introductory_text einleitender_text TEXT NULL");
-            $this->execute("ALTER TABLE manualinvoice CHANGE external_reference externe_referenz VARCHAR(255) NULL");
-            $this->execute("ALTER TABLE manualinvoice CHANGE total_discount gesamtrabatt DECIMAL(6,2) NOT NULL DEFAULT 0.00");
+            $this->execute("ALTER TABLE ManualInvoice CHANGE performance_period leistungszeitraum VARCHAR(255) NULL");
+            $this->execute("ALTER TABLE ManualInvoice CHANGE introductory_text einleitender_text TEXT NULL");
+            $this->execute("ALTER TABLE ManualInvoice CHANGE external_reference externe_referenz VARCHAR(255) NULL");
+            $this->execute("ALTER TABLE ManualInvoice CHANGE total_discount gesamtrabatt DECIMAL(6,2) NOT NULL DEFAULT 0.00");
 
             $invoice = $this->table("ManualInvoice");
             $invoice->addColumn("billing_delivery", "enum", [
@@ -46,8 +46,8 @@ final class ManualinvoiceColumnCleanup extends AbstractMigration
                 "after" => "billing_type"
             ])->save();
 
-            $this->execute("ALTER TABLE manualinvoiceposition CHANGE warehousearticle_id product_id INT(11) NOT NULL");
-            $this->execute("ALTER TABLE manualinvoiceposition CHANGE warehousearticle_name product_name VARCHAR(255) NOT NULL");
+            $this->execute("ALTER TABLE ManualInvoiceposition CHANGE warehousearticle_id product_id INT(11) NOT NULL");
+            $this->execute("ALTER TABLE ManualInvoiceposition CHANGE warehousearticle_name product_name VARCHAR(255) NOT NULL");
 
             $position = $this->table("ManualInvoiceposition");
             $position->addColumn("billing_id", "integer", ["null" => true, "after" => "position_group"]);