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-rw-r--r--example_extff/ff_example.cc2
1 files changed, 2 insertions, 0 deletions
diff --git a/example_extff/ff_example.cc b/example_extff/ff_example.cc
index 51ebf364..4e478ecd 100644
--- a/example_extff/ff_example.cc
+++ b/example_extff/ff_example.cc
@@ -2,6 +2,8 @@
#include <iostream>
#include <sstream>
+#include "hg.h"
+
using namespace std;
// example of a "stateful" feature made available as an external library