diff -r 0b85fd231104 -r 0ede207843b0 pidgin/plugins/timestamp_format.c
--- a/pidgin/plugins/timestamp_format.c	Sat Apr 24 23:06:17 2010 +0000
+++ b/pidgin/plugins/timestamp_format.c	Sun Apr 25 02:29:09 2010 +0000
@@ -309,7 +309,7 @@
 		   "/plugins/gtk/timestamp_format/force_24hr"))
 			purple_prefs_add_string("/plugins/gtk/timestamp_format/force", "force24");
 		else
-			purple_prefs_add_string("/plugins/gtk/timestamp_format/force", "force12");
+			purple_prefs_add_string("/plugins/gtk/timestamp_format/force", "default");
 	}
 	else
 		purple_prefs_add_string("/plugins/gtk/timestamp_format/force", "default");