diff --git a/gtkspell/Makefile.in b/gtkspell/Makefile.in
index a20f921..442a082 100644
--- a/gtkspell/Makefile.in
+++ b/gtkspell/Makefile.in
@@ -325,7 +325,7 @@ EXTRA_DIST = $(pkgconfig_DATA)
 @HAVE_INTROSPECTION_TRUE@INTROSPECTION_GIRS = $(am__append_5) \
 @HAVE_INTROSPECTION_TRUE@	$(am__append_6)
 @ENABLE_GTK3_TRUE@@HAVE_INTROSPECTION_TRUE@GtkSpell_3_0_gir_INCLUDES = GObject-2.0 GLib-2.0 Gtk-3.0
-@ENABLE_GTK3_TRUE@@HAVE_INTROSPECTION_TRUE@GtkSpell_3_0_gir_CFLAGS = --warn-all @GTK_SPELL_CFLAGS@
+@ENABLE_GTK3_TRUE@@HAVE_INTROSPECTION_TRUE@GtkSpell_3_0_gir_CFLAGS = --warn-all @GTK_SPELL3_CFLAGS@
 @ENABLE_GTK3_TRUE@@HAVE_INTROSPECTION_TRUE@GtkSpell_3_0_gir_LIBS = libgtkspell3-3.la
 @ENABLE_GTK3_TRUE@@HAVE_INTROSPECTION_TRUE@GtkSpell_3_0_gir_FILES = $(libgtkspell3_3_la_SOURCES)
 @ENABLE_GTK2_TRUE@@HAVE_INTROSPECTION_TRUE@GtkSpell_2_0_gir_INCLUDES = GObject-2.0 GLib-2.0 Gtk-2.0