diff --git a/src/cpp/ripple/SHAMap.cpp b/src/cpp/ripple/SHAMap.cpp
index a918c99ec..3e323b58a 100644
--- a/src/cpp/ripple/SHAMap.cpp
+++ b/src/cpp/ripple/SHAMap.cpp
@@ -24,10 +24,13 @@ DECLARE_INSTANCE(SHAMapTreeNode);
 void SHAMapNode::setHash() const
 {
 	std::size_t h = theApp->getNonceST() + (mDepth * 0x9e3779b9);
+	mHash = mNodeID.hash_combine(h);
+#if 0
 	const unsigned int *ptr = reinterpret_cast<const unsigned int *>(mNodeID.begin());
 	for (int i = (mDepth + 3) / 4; i >= 0; --i)
 		boost::hash_combine(h, *ptr++);
 	mHash = h;
+#endif
 }
 
 std::size_t hash_value(const SHAMapNode& mn)