diff --git a/vars/default_vars.yml b/vars/default_vars.yml
index 9a08d113e..a9d58fbf7 100644
--- a/vars/default_vars.yml
+++ b/vars/default_vars.yml
@@ -351,7 +351,7 @@ mongodb_install: False
 mongodb_enabled: False
 mongodb_port: 27018
 
-# Regional OSM vector maps take much less disk space than image versions
+# Regional OSM vector maps use much less disk space than bitmap/raster versions
 osm_vector_install: True
 osm_vector_enabled: True
 osm_vector_path: '{{ content_base }}/www/osm-vector'