diff --git a/lib/server/main.js b/lib/server/main.js
index e99ffe67..ff9056a9 100644
--- a/lib/server/main.js
+++ b/lib/server/main.js
@@ -218,16 +218,16 @@
             header          = {
                 'Access-Control-Allow-Origin'   : '*',
                 'Content-Type'                  : type  + encoding,
-                'last-modified'                 : ''    + new Date(),
+                'Last-Modified'                 : ''    + new Date(),
                 'Vary'                          : 'Accept-Encoding'
             };
             
             cmp             = Util.strCmp(ext, '.appcache');
             if (!cmp && p.cache)
-                header['cache-control']     = 'max-age=' + 31337 * 21;
+                header['Cache-Control']     = 'max-age=' + 31337 * 21;
             
             if (p.gzip)
-                header['content-encoding']  = 'gzip';
+                header['Content-Encoding']  = 'gzip';
         }
         
         return header;