diff --git a/examples/TwoJoint/TwoJointMain.cpp b/examples/TwoJoint/TwoJointMain.cpp
index db56771af..040951fe5 100644
--- a/examples/TwoJoint/TwoJointMain.cpp
+++ b/examples/TwoJoint/TwoJointMain.cpp
@@ -1,4 +1,5 @@
 #include <map>
+#include <cstring>
 #include <stdio.h>
 #include "../Utils/b3Clock.h"
 #include "SharedMemory/PhysicsClientC_API.h"