Links in ticker: bad spacing (bug?)

[Latrippi]

I'm consistently getting extra spaces around links in the ticker text. Initially, it's a few extra spaces on either side, but over time, it drifts to much more.

Here's the text:

If you appreciate these online teachings, please [[http://community.sfzc.org/donations/|contribute]]. Support the evolution of digital dharma. Thank you!

Is there something I'm doing wrong here? It looks a little wonky.

Thanks!