diff --git a/src/pg/sql/42_observatory_exploration.sql b/src/pg/sql/42_observatory_exploration.sql
index de8bbd6..9cce2d7 100644
--- a/src/pg/sql/42_observatory_exploration.sql
+++ b/src/pg/sql/42_observatory_exploration.sql
@@ -383,7 +383,7 @@ BEGIN
                 CASE WHEN $1 IS NOT NULL AND $1 != '' THEN
                   EXISTS (SELECT 1 FROM observatory.obs_meta_geom_numer_timespan onu WHERE o.geom_id = onu.geom_id AND onu.numer_id = $1 AND ($3 = ANY(onu.timespans) OR $3 IN (select(unnest(o.timespans)))))
                 ELSE
-                  EXISTS (SELECT 1 FROM observatory.obs_meta_geom_numer_timespan onu WHERE o.geom_id = onu.geom_id AND ($3 = ANY(onu.geom_timespans) OR $3 IN (select(unnest(o.geom_timespans)))))
+                  EXISTS (SELECT 1 FROM observatory.obs_meta_geom_numer_timespan onu WHERE o.geom_id = onu.geom_id AND ($3 = ANY(onu.geom_timespans) OR $3 IN (select(unnest(o.timespans)))))
                 END
              ELSE
               false