diff --git a/paddling_amenities.yaml b/paddling_amenities.yaml
index b3f1587..74df6bf 100644
--- a/paddling_amenities.yaml
+++ b/paddling_amenities.yaml
@@ -17,7 +17,7 @@ query:
     )
 feature:
   pre: |-
-    {% if tags.canoe == 'portage' (and not attribute(tags, 'surface') or attribute(tags, 'surface') == 'water') %}
+    {% if tags.canoe == 'portage' and ( not attribute(tags, 'surface') or attribute(tags, 'surface') == 'water' ) %}
       {% set key = 'waterway' %}
       {% set value = 'portage' %}
     {% elseif tags.canoe %}