a revision tag <code>canary</code> pointed to the newer <code>1-8-0</code> revision.</p><figure style=width:40%><div class=wrapper-with-intrinsic-ratio style=padding-bottom:78.1591263650546%><a data-skipendnotes=true href=/v1.25/docs/setup/upgrade/canary/revision-tag-1.png title="Namespaces A and B pointed to 1-7-6, namespace C pointed to 1-8-0"><img class=element-to-stretch src=/v1.25/docs/setup/upgrade/canary/revision-tag-1.png alt="Namespaces A and B pointed to 1-7-6, namespace C pointed to 1-8-0"></a></