diff --git a/includes/class-wcpdf-main.php b/includes/class-wcpdf-main.php
index d13ce8b0d..4bc2a40d8 100644
--- a/includes/class-wcpdf-main.php
+++ b/includes/class-wcpdf-main.php
@@ -1599,11 +1599,12 @@ public function display_due_date( string $document_type, $order ): void {
 			return;
 		}
 
-		$due_date = apply_filters( "wpo_wcpdf_{$document->slug}_due_date_display", date( wcpdf_date_format( $this, 'due_date' ), $due_date_timestamp ), $due_date_timestamp, $order, $document_type );
+		$due_date       = apply_filters( "wpo_wcpdf_{$document->slug}_due_date_display", date( wcpdf_date_format( $this, 'due_date' ), $due_date_timestamp ), $due_date_timestamp, $order, $document_type );
+		$due_date_title = is_callable( array( $document, 'get_due_date_title' ) ) ? $document->get_due_date_title() : __( 'Due Date:', 'woocommerce-pdf-invoices-packing-slips' );
 
 		if ( ! empty( $due_date ) ) {
 			echo '<tr class="due-date">
-				<th>', $document->get_due_date_title(), '</th>
+				<th>', $due_date_title, '</th>
 				<td>', $due_date, '</td>
 			</tr>';
 		}