ParseAligns/abyss-fixmate.cc |    1 +
 1 files changed, 1 insertions(+), 0 deletions(-)

diff --git a/ParseAligns/abyss-fixmate.cc b/ParseAligns/abyss-fixmate.cc
index 506ea0c..a0a403c 100644
--- a/ParseAligns/abyss-fixmate.cc
+++ b/ParseAligns/abyss-fixmate.cc
@@ -15,6 +15,7 @@
 #include <iterator>
 #include <sstream>
 #include <string>
+#include <unistd.h>
 
 using namespace std;