diff -up zabbix-1.8.4/frontends/php/include/defines.inc.php.f zabbix-1.8.4/frontends/php/include/defines.inc.php
--- zabbix-1.8.4/frontends/php/include/defines.inc.php.f	2011-01-04 20:48:57.000000000 +0100
+++ zabbix-1.8.4/frontends/php/include/defines.inc.php	2011-01-04 20:49:14.000000000 +0100
@@ -35,7 +35,7 @@
 
 	define('ZBX_WIDGET_ROWS',				20);
 
-	define('ZBX_FONTPATH',					realpath('fonts'));	// where to search for font (GD > 2.0.18)
+	define('ZBX_FONTPATH',					'/usr/share/fonts/dejavu');	// where to search for font (GD > 2.0.18)
 	define('ZBX_GRAPH_FONT_NAME',			'DejaVuSans');		// font file name
 	define('ZBX_GRAPH_LEGEND_HEIGHT',120); // when graph height is less then this value, some legend will not show up