diff --git a/ChangeLog b/ChangeLog
index c0cee9d530..ff102505fa 100644
--- a/ChangeLog
+++ b/ChangeLog
@@ -1,3 +1,10 @@
+2006-03-17  David Hampton  <hampton@employees.org>
+
+	* src/gnome-utils/gnc-file.c:
+	* src/gnome-utils/gnc-main-window.c:
+	* src/engine/gnc-hooks.[ch]: Add a "book saved" hook.  Use this to
+	update the window titles after a file is saved.  Fixes 334789.
+
 2006-03-17  Andreas Köhler  <andi5.py@gmx.net>
 
 	* src/engine/Split.c: Fix return value of get_corr_account_split
diff --git a/src/engine/gnc-hooks.c b/src/engine/gnc-hooks.c
index b58977b82d..b1bb85f1f0 100644
--- a/src/engine/gnc-hooks.c
+++ b/src/engine/gnc-hooks.c
@@ -323,6 +323,8 @@ gnc_hooks_init(void)
 		  "Run after book open.  Hook args: <gnc:Session*>.");
   gnc_hook_create(HOOK_BOOK_CLOSED, 1,
 		  "Run before file close.  Hook args: <gnc:Session*>");
+  gnc_hook_create(HOOK_BOOK_SAVED, 1,
+		  "Run after file saved.  Hook args: <gnc:Session*>");
 
   LEAVE("");
 }
diff --git a/src/engine/gnc-hooks.h b/src/engine/gnc-hooks.h
index 618b322db5..9c097de85e 100644
--- a/src/engine/gnc-hooks.h
+++ b/src/engine/gnc-hooks.h
@@ -70,5 +70,6 @@ void gnc_hooks_init(void);
 /* Common session hook names */
 #define HOOK_BOOK_OPENED	"hook_book_opened"
 #define HOOK_BOOK_CLOSED	"hook_book_closed"
+#define HOOK_BOOK_SAVED		"hook_book_saved"
 
 #endif /* GNC_HOOKS_H */
diff --git a/src/gnome-utils/gnc-file.c b/src/gnome-utils/gnc-file.c
index ad367f8e65..d9c6dcc7ab 100644
--- a/src/gnome-utils/gnc-file.c
+++ b/src/gnome-utils/gnc-file.c
@@ -965,6 +965,7 @@ gnc_file_save (void)
   }
 
   gnc_add_history (session);
+  gnc_hook_run(HOOK_BOOK_SAVED, session);
   LEAVE (" ");
 }
 
@@ -1095,6 +1096,7 @@ gnc_file_save_as (void)
   save_in_progress--;
 
   g_free (newfile);
+  gnc_hook_run(HOOK_BOOK_SAVED, new_session);
   LEAVE (" ");
 }
 
diff --git a/src/gnome-utils/gnc-main-window.c b/src/gnome-utils/gnc-main-window.c
index 0c74c0b9eb..fd91ec9c0f 100644
--- a/src/gnome-utils/gnc-main-window.c
+++ b/src/gnome-utils/gnc-main-window.c
@@ -1166,6 +1166,14 @@ gnc_main_window_update_title (GncMainWindow *window)
   g_free(title);
 }
 
+static void
+gnc_main_window_update_all_titles (void)
+{
+  g_list_foreach(active_windows,
+		 (GFunc)gnc_main_window_update_title,
+		 NULL);
+}
+
 
 /** This data structure is used to describe the requested state of a
  *  GtkRadioAction, and us used to pass data among several
@@ -1669,6 +1677,8 @@ gnc_main_window_class_init (GncMainWindowClass *klass)
 	gnc_gconf_general_register_cb (KEY_SHOW_CLOSE_BUTTON,
 				       gnc_main_window_update_tabs,
 				       NULL);
+	gnc_hook_add_dangler(HOOK_BOOK_SAVED,
+			     (GFunc)gnc_main_window_update_all_titles, NULL);
 }