diff --git a/qurator/sbb_textline_detector/main.py b/qurator/sbb_textline_detector/main.py
index affb1c0..fdd5308 100644
--- a/qurator/sbb_textline_detector/main.py
+++ b/qurator/sbb_textline_detector/main.py
@@ -1213,7 +1213,7 @@ class textlineerkenner:
 
         page = ET.SubElement(data, 'Page')
 
-        page.set('imageFilename', self.f_name + '.tif')
+        page.set('imageFilename', self.image_dir)
         page.set('imageHeight', str(self.height_org))
         page.set('imageWidth', str(self.width_org))