diff --git a/src/libmv/simple_pipeline/tracks.cc b/src/libmv/simple_pipeline/tracks.cc
index 0e2a1b6..3fb8ddb 100644
--- a/src/libmv/simple_pipeline/tracks.cc
+++ b/src/libmv/simple_pipeline/tracks.cc
@@ -20,6 +20,7 @@
 
 #include <algorithm>
 #include <vector>
+#include <iterator>
 
 #include "libmv/numeric/numeric.h"
 #include "libmv/simple_pipeline/tracks.h"