diff --git a/app/views/repositories/revision.rhtml b/app/views/repositories/revision.rhtml
index b7383b36d..85b11d441 100644
--- a/app/views/repositories/revision.rhtml
+++ b/app/views/repositories/revision.rhtml
@@ -25,7 +25,7 @@
 
 <h2><%= l(:label_revision) %> <%= format_revision(@changeset) %></h2>
 
-<p><% if @changeset.scmid %>ID: <%= @changeset.scmid %><br /><% end %>
+<p><% if @changeset.scmid %>ID: <%= h(@changeset.scmid) %><br /><% end %>
 <span class="author"><%= authoring(@changeset.committed_on, @changeset.author) %></span></p>
 
 <%= textilizable @changeset.comments %>