diff --git a/src/include/pw3270.h b/src/include/pw3270.h
index 30fa16e..2360976 100644
--- a/src/include/pw3270.h
+++ b/src/include/pw3270.h
@@ -74,6 +74,7 @@
  LIB3270_EXPORT void		  pw3270_set_integer(GtkWidget *widget, const gchar *group, const gchar *key, gint val);
 
  LIB3270_EXPORT gboolean	  pw3270_get_boolean(GtkWidget *widget, const gchar *group, const gchar *key, gboolean def);
+ LIB3270_EXPORT void 		  pw3270_set_boolean(GtkWidget *widget, const gchar *group, const gchar *key, gint val);
 
  typedef enum pw3270_src
  {
--
libgit2 0.21.2