diff --git a/docs/denog-12-how-to-build-maintain-and-market-ipv6-only-datacenter.mdwn b/docs/denog-12-how-to-build-maintain-and-market-ipv6-only-datacenter.mdwn
index d90ee595..697a46d3 100644
--- a/docs/denog-12-how-to-build-maintain-and-market-ipv6-only-datacenter.mdwn
+++ b/docs/denog-12-how-to-build-maintain-and-market-ipv6-only-datacenter.mdwn
@@ -1,4 +1,4 @@
-[[!meta title="DENOG 12: How to build, maintain & market IPv6-only datacenter]]
+[[!meta title="DENOG 12: How to build, maintain & market IPv6-only datacenter"]]
 [[!meta date="2020-11-10"]]