diff --git a/include/libtorrent/Makefile.am b/include/libtorrent/Makefile.am
index eec10fb74..8ad274d3f 100644
--- a/include/libtorrent/Makefile.am
+++ b/include/libtorrent/Makefile.am
@@ -1,3 +1,5 @@
+includedir = @includedir@/libtorrent
+
 nobase_include_HEADERS = \
   alert.hpp                    \
   alert_types.hpp              \