diff --git a/src/datalink/hand.h b/src/datalink/hand.h
index 16544470c38f12d838c777dda20bc329a2e7bbe5..4abb7ee7dc13fcf0f32d961b85efc089c7617b9b 100644
--- a/src/datalink/hand.h
+++ b/src/datalink/hand.h
@@ -1,10 +1,9 @@
-class hand()
+#include <vector>
+using namespace std;
+class hand(): public worldobject
 {
-double gripperposition;
+public:
+vector<int> grippos;
 
-//constructor
-hand()
-{gripperposition=22.25;
-}
 
-}
\ No newline at end of file
+}