diff --git a/examples/freeflowchannel/.doc_config b/examples/freeflowchannel/.doc_config
new file mode 100644
index 0000000000000000000000000000000000000000..cf97091424913c537e2f1539c78d6a21469dabd6
--- /dev/null
+++ b/examples/freeflowchannel/.doc_config
@@ -0,0 +1,4 @@
+doc/intro.md
+problem.hh
+main.cc
+doc/results.md