diff --git a/core/class/declarationtva_pdf.class.php b/core/class/declarationtva_pdf.class.php
index f612d8a..96fd304 100644
--- a/core/class/declarationtva_pdf.class.php
+++ b/core/class/declarationtva_pdf.class.php
@@ -91,7 +91,8 @@ class DeclarationTVA_PDF
     {
         $this->db = $db;
         $this->entity = (int) $conf->entity;
-        $this->template_path = dirname(__FILE__) . '/../../templates/declarationtva/';
+        // Use absolute path to templates directory
+        $this->template_path = realpath(dirname(dirname(dirname(__FILE__)))) . '/templates/declarationtva/';
     }
 
     /**