h2(#check_collection_versioning). Consider collection versioning
-Arvados supports collection versioning. If it has been "enabled":{{ site.baseurl }}/admin/collection-versioning.html on your cluster, the deleted collection may be recoverable from an older version. See "Using collection versioning":{{ site.baseurl }}/user/topics/collection-versioning.html for details.
+Arvados supports collection versioning. If it has not been "disabled":{{ site.baseurl }}/admin/collection-versioning.html on your cluster, the deleted collection may be recoverable from an older version. See "Using collection versioning":{{ site.baseurl }}/user/topics/collection-versioning.html for details.
h2(#recover_collection). Recovering collections