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--- a/Makefile.am
+++ b/Makefile.am
@@ -65,6 +65,7 @@
     libupnpp/workqueue.hxx
 
 nobase_include_HEADERS = \
+    libupnpp/config.h \
     libupnpp/base64.hxx \
     libupnpp/control/avtransport.hxx \
     libupnpp/control/cdircontent.hxx \