diff --git a/analysers/analyser_osmosis_boundary_intersect.py b/analysers/analyser_osmosis_boundary_intersect.py
index aef4609ad..15444e0d6 100644
--- a/analysers/analyser_osmosis_boundary_intersect.py
+++ b/analysers/analyser_osmosis_boundary_intersect.py
@@ -41,7 +41,7 @@
     relations.tags->'type' = 'boundary' AND
     relations.tags?'boundary'
 )
-UNION ALL
+UNION
 (
 SELECT
     ways.id,