diff --git a/configure.ac b/configure.ac
index 2cc1accaf..62ceb92b0 100644
--- a/configure.ac
+++ b/configure.ac
@@ -179,6 +179,7 @@ AC_ARG_WITH(pkg-hold,
 
 AC_ARG_ENABLE(gtk-deprecated,
         [  --enable-gtk-deprecated: Build without setting -DGTK_DISABLE_DEPRECATED -DGDK_DISABLE_DEPRECATED -DGDK_PIXBUF_DISABLE_DEPRECATED -DG_DISABLE_DEPRECATED],
+        [],
         [AC_SUBST(GTK_DISABLE_DEPRECATED,["-DGTK_DISABLE_DEPRECATED -DGDK_DISABLE_DEPRECATED -DGDK_PIXBUF_DISABLE_DEPRECATED -DG_DISABLE_DEPRECATED"])]
 )