diff --git a/src/wallet/walletdb.cpp b/src/wallet/walletdb.cpp
index 3c2176489..ab1d364e4 100644
--- a/src/wallet/walletdb.cpp
+++ b/src/wallet/walletdb.cpp
@@ -641,6 +641,7 @@ ReadKeyValue(CWallet* pwallet, CDataStream& ssKey, CDataStream& ssValue,
 static bool IsKeyType(string strType)
 {
     return (strType== "key" || strType == "wkey" ||
+            strType == "zkey" ||
             strType == "mkey" || strType == "ckey");
 }