diff --git a/ChangeLog b/ChangeLog
index 6ac5bf06dc..3e6fb8a6a2 100644
--- a/ChangeLog
+++ b/ChangeLog
@@ -1,3 +1,9 @@
+2008-09-13  Tor Lillqvist  <tml@novell.com>
+
+	* gtk/gtkmain.c: Do as the docs for
+	g_win32_get_package_installation_directory() say and pass NULL as
+	the first parameter.
+
 2008-09-11  Cosimo Cecchi  <cosimoc@gnome.org>
 
 	Bug 536542 – gtk_list_store_set() documentation doesn't say whether
diff --git a/gdk-pixbuf/ChangeLog b/gdk-pixbuf/ChangeLog
index 6e0ad078c5..841ff5e629 100644
--- a/gdk-pixbuf/ChangeLog
+++ b/gdk-pixbuf/ChangeLog
@@ -1,3 +1,9 @@
+2008-09-13  Tor Lillqvist  <tml@novell.com>
+
+	* gdk-pixbuf-io.c: Do as the docs for
+	g_win32_get_package_installation_directory() say and pass NULL as
+	the first parameter.
+
 2008-09-07  Matthias Clasen  <mclasen@redhat.com>
 
 	* gdk-pixbuf-io.c (gdk_pixbuf_io_init): Plug a small memory
diff --git a/gdk-pixbuf/gdk-pixbuf-io.c b/gdk-pixbuf/gdk-pixbuf-io.c
index 61256e8631..967febbbd6 100644
--- a/gdk-pixbuf/gdk-pixbuf-io.c
+++ b/gdk-pixbuf/gdk-pixbuf-io.c
@@ -238,7 +238,7 @@ get_toplevel (void)
 
   if (toplevel == NULL)
     toplevel = g_win32_get_package_installation_subdirectory
-      (GETTEXT_PACKAGE, dll_name, "");
+      (NULL, dll_name, "");
 
   return toplevel;
 }
@@ -250,7 +250,7 @@ get_sysconfdir (void)
 
   if (sysconfdir == NULL)
     sysconfdir = g_win32_get_package_installation_subdirectory
-      (GETTEXT_PACKAGE, dll_name, "etc");
+      (NULL, dll_name, "etc");
 
   return sysconfdir;
 }
diff --git a/gtk/gtkmain.c b/gtk/gtkmain.c
index 30328cd1c3..52538a1db3 100644
--- a/gtk/gtkmain.c
+++ b/gtk/gtkmain.c
@@ -92,7 +92,7 @@ _gtk_get_localedir (void)
 	;
 
       temp = g_win32_get_package_installation_subdirectory
-        (GETTEXT_PACKAGE, dll_name, p);
+        (NULL, dll_name, p);
 
       /* gtk_localedir is passed to bindtextdomain() which isn't
        * UTF-8-aware.
@@ -308,7 +308,7 @@ _gtk_get_datadir (void)
   static char *gtk_datadir = NULL;
   if (gtk_datadir == NULL)
     gtk_datadir = g_win32_get_package_installation_subdirectory
-      (GETTEXT_PACKAGE, dll_name, "share");
+      (NULL, dll_name, "share");
 
   return gtk_datadir;
 }
@@ -319,7 +319,7 @@ _gtk_get_libdir (void)
   static char *gtk_libdir = NULL;
   if (gtk_libdir == NULL)
     gtk_libdir = g_win32_get_package_installation_subdirectory
-      (GETTEXT_PACKAGE, dll_name, "lib");
+      (NULL, dll_name, "lib");
 
   return gtk_libdir;
 }
@@ -330,7 +330,7 @@ _gtk_get_sysconfdir (void)
   static char *gtk_sysconfdir = NULL;
   if (gtk_sysconfdir == NULL)
     gtk_sysconfdir = g_win32_get_package_installation_subdirectory
-      (GETTEXT_PACKAGE, dll_name, "etc");
+      (NULL, dll_name, "etc");
 
   return gtk_sysconfdir;
 }
@@ -341,7 +341,7 @@ _gtk_get_data_prefix (void)
   static char *gtk_data_prefix = NULL;
   if (gtk_data_prefix == NULL)
     gtk_data_prefix = g_win32_get_package_installation_directory
-      (GETTEXT_PACKAGE, dll_name);
+      (NULL, dll_name);
 
   return gtk_data_prefix;
 }