diff --git a/pylons_app/templates/changeset/raw_changeset.html b/pylons_app/templates/changeset/raw_changeset.html
--- a/pylons_app/templates/changeset/raw_changeset.html
+++ b/pylons_app/templates/changeset/raw_changeset.html
@@ -1,5 +1,5 @@
 # HG changeset patch
-# User ${c.changeset.author}
+# User ${c.changeset.author|n}
 # Date ${"%d %d" % c.changeset._ctx.date()}
 # Node ID ${c.changeset._hex}
 # ${c.parent_tmpl}