diff --git a/Mesh/meshGFaceLloyd.cpp b/Mesh/meshGFaceLloyd.cpp
index 4b163188afffedc2f6deccfba4ef5b96d5b264f7..a4d8238eace92e795cbb5df6b450450348013bea 100644
--- a/Mesh/meshGFaceLloyd.cpp
+++ b/Mesh/meshGFaceLloyd.cpp
@@ -8,6 +8,7 @@
 
 #include <set>
 #include <fstream>
+#include <time.h>
 #include "meshGFaceLloyd.h"
 #include "DivideAndConquer.h"
 #include "GFace.h"