sync core compiles
diff --git a/src/hash-helper.cc b/src/hash-helper.cc
index dbb70a3..d92e6b0 100644
--- a/src/hash-helper.cc
+++ b/src/hash-helper.cc
@@ -103,6 +103,9 @@
   return os;
 }
 
+unsigned char Hash::_origin = 0;
+HashPtr Hash::Origin(new Hash(&Hash::_origin, sizeof(unsigned char)));
+
 HashPtr
 Hash::FromString (const std::string &hashInTextEncoding)
 {