diff --git a/ChangeLog b/ChangeLog
index e80f41c..5cd513f 100644
--- a/ChangeLog
+++ b/ChangeLog
@@ -1,3 +1,7 @@
+2008-09-01  John Carr  <john.carr@unrouted.co.uk>
+
+	* Fix building on x86_64
+
 2007-01-18  Richard Hughes  <richard@hughsie.com>
 
 	* Initial release to git
diff --git a/libidletime/libidletime.c b/libidletime/libidletime.c
index 2a0775b..4a14666 100644
--- a/libidletime/libidletime.c
+++ b/libidletime/libidletime.c
@@ -240,7 +240,7 @@ idletime_x_event_filter (GdkXEvent *gdkxevent, GdkEvent *event, gpointer data)
 		/* save the last state we triggered */
 		idletime->priv->last_event = alarm->id;
 
-		g_debug ("%s: alarm %d fired, idle time = %lld", G_STRFUNC, alarm->id, xsyncvalue_to_int64(&alarm_event->counter_value));
+		g_debug ("%s: alarm %d fired, idle time = %" G_GINT64_FORMAT, G_STRFUNC, alarm->id, xsyncvalue_to_int64(&alarm_event->counter_value));
 		/* do the signal */
 		if (alarm->id != 0) {
 			idletime_timeout (idletime, alarm);
diff --git a/plugins/glue/idle/ohm-plugin-idle.c b/plugins/glue/idle/ohm-plugin-idle.c
index f163d9a..3b90f02 100644
--- a/plugins/glue/idle/ohm-plugin-idle.c
+++ b/plugins/glue/idle/ohm-plugin-idle.c
@@ -107,7 +107,7 @@ plugin_notify (OhmPlugin *plugin, gint id, gint value)
 		} else if (id == CONF_IDLE_RESET && value == 1) {
 			timeout_offset = idletime_get_current_idle (idletime);
 			ohm_plugin_conf_get_key (plugin, "idle.timeout", &timeout);
-			g_debug ("idle plugin reset. current timeout = %d, timeout-offset = %lld", timeout, timeout_offset);
+			g_debug ("idle plugin reset. current timeout = %d, timeout-offset = %" G_GINT64_FORMAT, timeout, timeout_offset);
 
 			/* most of the time this isn't needed as the below set
 			 * of idle.state will result in a timout change,