diff --git a/src/libavoid/graph.cpp b/src/libavoid/graph.cpp
index c8f061f6a56b2ae08e03bbff8dfa5a8faad95fee..1970212df4e31214beb8b398c528588d8c6046f0 100644 (file)
--- a/src/libavoid/graph.cpp
+++ b/src/libavoid/graph.cpp
#include <math.h>
#include <math.h>
+using std::pair;
+
namespace Avoid {
namespace Avoid {