diff --git a/core/class/declarationtva_pdf.class.php b/core/class/declarationtva_pdf.class.php
index bbca44b..fc5a9d5 100644
--- a/core/class/declarationtva_pdf.class.php
+++ b/core/class/declarationtva_pdf.class.php
@@ -331,15 +331,23 @@ class DeclarationTVA_PDF
         // Generate PDF filename
         $filename = 'CA3_' . $declaration_id . '_' . date('Y-m-d') . '.pdf';
         
-        // Create VAT declarations documents directory structure
-        $vat_declarations_dir = DOL_DATA_ROOT . '/declarationtva/validated/';
+        // Create VAT declarations documents directory structure (same as saveValidatedPDF expects)
+        $vat_declarations_dir = DOL_DATA_ROOT . '/documents/declarationtva/';
+        $year_dir = $vat_declarations_dir . date('Y') . '/';
+        $month_dir = $year_dir . date('m') . '/';
         
-        // Create directory if it doesn't exist
+        // Create directories if they don't exist
         if (!is_dir($vat_declarations_dir)) {
             dol_mkdir($vat_declarations_dir);
         }
+        if (!is_dir($year_dir)) {
+            dol_mkdir($year_dir);
+        }
+        if (!is_dir($month_dir)) {
+            dol_mkdir($month_dir);
+        }
         
-        $filepath = $vat_declarations_dir . $filename;
+        $filepath = $month_dir . $filename;
 
         // Debug logging
         error_log("generateDetailedCA3PDF: Calling generateCompleteCA3PDF with status='validation'");