diff --git a/include/cdio/Makefile.am b/include/cdio/Makefile.am
index 341fb97..bea7956 100644
--- a/include/cdio/Makefile.am
+++ b/include/cdio/Makefile.am
@@ -22,8 +22,8 @@ if BUILD_CD_PARANOIA
 paranoiaheaders = cdda.h cdtext.h 
 endif
 
-cdio_config.h: $(top_srcdir)/config.h
-	cp  $(top_srcdir)/config.h cdio_config.h
+cdio_config.h: $(top_builddir)/config.h
+	cp  $(top_builddir)/config.h cdio_config.h
 
 libcdioincludedir=$(includedir)/cdio
 libcdioinclude_HEADERS = \
