diff --git a/src/calibre/trac/plugins/templates/linux.html b/src/calibre/trac/plugins/templates/linux.html
index 290c18beb8..74c6e7fccb 100644
--- a/src/calibre/trac/plugins/templates/linux.html
+++ b/src/calibre/trac/plugins/templates/linux.html
@@ -8,7 +8,7 @@
   <head>
     <title>${title}</title>
     <style type="text/css">
-        th.distro_type { 
+        table tr th.distro_type { 
             font-family: monospace;
             font-weight: bold;
             font-size: larger;
