diff --git a/gtk/Makefile.am b/gtk/Makefile.am
index 9d1e08f54e..847e0d1666 100644
--- a/gtk/Makefile.am
+++ b/gtk/Makefile.am
@@ -117,6 +117,7 @@ gtkinclude_HEADERS = \
 	gtkframe.h		\
 	gtkgamma.h		\
 	gtkgc.h			\
+	gtkhandlebox.h		\
 	gtkhbbox.h		\
 	gtkhbox.h		\
 	gtkhpaned.h		\
diff --git a/gtk/gtk.h b/gtk/gtk.h
index 382afc4fe6..cee10d035d 100644
--- a/gtk/gtk.h
+++ b/gtk/gtk.h
@@ -45,6 +45,7 @@
 #include <gtk/gtkframe.h>
 #include <gtk/gtkgamma.h>
 #include <gtk/gtkgc.h>
+#include <gtk/gtkhandlebox.h>
 #include <gtk/gtkhbox.h>
 #include <gtk/gtkhbbox.h>
 #include <gtk/gtkhpaned.h>