diff --git a/src/utils/TxFiatHistory.cpp b/src/utils/TxFiatHistory.cpp
index 725cbc1..6736de0 100644
--- a/src/utils/TxFiatHistory.cpp
+++ b/src/utils/TxFiatHistory.cpp
@@ -14,7 +14,7 @@ TxFiatHistory::TxFiatHistory(int genesis_timestamp, const QString &configDirecto
 
 double TxFiatHistory::get(int timestamp) {
     QDateTime ts;
-    ts.setTime_t(timestamp);
+    ts.setSecsSinceEpoch(timestamp);
     auto key = ts.toString("yyyyMMdd");
     return this->get(key);  // USD
 }