diff --git a/src/wallet/rpcwallet.cpp b/src/wallet/rpcwallet.cpp
index b96064221..c87f6b2dd 100644
--- a/src/wallet/rpcwallet.cpp
+++ b/src/wallet/rpcwallet.cpp
@@ -2691,7 +2691,7 @@ UniValue listunspent(const UniValue& params, bool fHelp)
 
 uint64_t komodo_interestsum()
 {
-    uint64_t interest,sum = 0;
+    uint64_t interest,sum = 0; int32_t txheight; uint32_t locktime;
     vector<COutput> vecOutputs;
     assert(pwalletMain != NULL);
     LOCK2(cs_main, pwalletMain->cs_wallet);