diff --git a/src/pg/sql/30_dot_density.sql b/src/pg/sql/30_dot_density.sql
index 55390c5..0b38bf9 100644
--- a/src/pg/sql/30_dot_density.sql
+++ b/src/pg/sql/30_dot_density.sql
@@ -80,7 +80,7 @@ BEGIN
   RETURN final_points;
 
 END;
-$$ LANGUAGE plpgsql
+$$ LANGUAGE plpgsql;
 
 --
 -- Creates N points randomly distributed in the specified secondary polygons