diff --git a/demo/Makefile.am b/demo/Makefile.am
--- a/demo/Makefile.am
+++ b/demo/Makefile.am
@@ -1,16 +1,19 @@
 EXTRA_DIST += \
 	demo/CMakeLists.txt \
+	demo/circulation-input.lgf \
 	demo/digraph.lgf
 
 if WANT_DEMO
 
 noinst_PROGRAMS += \
 	demo/arg_parser_demo \
+	demo/circulation_demo \
 	demo/graph_to_eps_demo \
 	demo/lgf_demo
 
 endif WANT_DEMO
 
 demo_arg_parser_demo_SOURCES = demo/arg_parser_demo.cc
+demo_circulation_demo_SOURCES = demo/circulation_demo.cc
 demo_graph_to_eps_demo_SOURCES = demo/graph_to_eps_demo.cc
 demo_lgf_demo_SOURCES = demo/lgf_demo.cc