diff --git a/modules/libpref/src/init/all.js b/modules/libpref/src/init/all.js
index c9b06d3e1ee3..595226e3dac5 100644
--- a/modules/libpref/src/init/all.js
+++ b/modules/libpref/src/init/all.js
@@ -191,6 +191,22 @@ pref("browser.goBrowsing.enabled", true);
 //Internet Search
 pref("browser.search.defaultenginename", "chrome://navigator/locale/navigator.properties");
 
+// Print header customization
+// Use the following codes:
+// &T - Title
+// &U - Document URL
+// &D - Date/Time
+// &P - Page Number
+// &PT - Page Number "of" Page total
+// Set each header to a string containing zero or one of these codes
+// and the code will be replaced in that string by the corresponding data
+user_pref("print.print_headerleft", "&T");
+user_pref("print.print_headercenter", "");
+user_pref("print.print_headerright", "&U");
+user_pref("print.print_footerleft", "&P");
+user_pref("print.print_footercenter", "");
+user_pref("print.print_footerright", "&D");
+
 // Default Capability Preferences: Security-Critical! 
 // Editing these may create a security risk - be sure you know what you're doing
 //pref("capability.policy.default.barprop.visible.set", "UniversalBrowserWrite");