diff --git a/src/wallet/wallet.h b/src/wallet/wallet.h
index b1c816fac..5b55e5c07 100644
--- a/src/wallet/wallet.h
+++ b/src/wallet/wallet.h
@@ -222,6 +222,7 @@ public:
     inline void SerializationOp(Stream& s, Operation ser_action, int nType, int nVersion) {
         READWRITE(address);
         READWRITE(nullifier);
+        READWRITE(witnesses);
     }
 
     friend bool operator<(const CNoteData& a, const CNoteData& b) {
diff --git a/src/zcash/IncrementalMerkleTree.hpp b/src/zcash/IncrementalMerkleTree.hpp
index 419d74840..1d023168a 100644
--- a/src/zcash/IncrementalMerkleTree.hpp
+++ b/src/zcash/IncrementalMerkleTree.hpp
@@ -131,6 +131,9 @@ class IncrementalWitness {
 friend class IncrementalMerkleTree<Depth, Hash>;
 
 public:
+    // Required for Unserialize()
+    IncrementalWitness() {}
+
     MerklePath path() const {
         return tree.path(partial_path());
     }