diff --git a/pipelines/tbvar3d/tbvar3d_pipeline.py b/pipelines/tbvar3d/tbvar3d_pipeline.py
index e3cee69b24d698edc58a6d48e29f001357a4baeb..fa0d3da1ed1ddc65d33658af26ce6f1025da613a 100755
--- a/pipelines/tbvar3d/tbvar3d_pipeline.py
+++ b/pipelines/tbvar3d/tbvar3d_pipeline.py
@@ -761,7 +761,7 @@ def _annotate(anno_json, data, mongo_db, progress_file, uniref90, nr):
         # compute it for all
         if progress_file:
             _UpdateProgress(progress_file, "Compute Accessibility values")
-        accessibility_annotator = _AccessibilityStructAnno()
+        accessibility_annotator = _AccessibilityStructAnno(normalize=True)
         accessibility_pipeline = pipeline.AnnotationPipeline(
             struct_anno=[accessibility_annotator]
         )