diff --git a/qt/release.cpp b/qt/release.cpp
index e8a82aa9..2aedd40a 100644
--- a/qt/release.cpp
+++ b/qt/release.cpp
@@ -92,13 +92,13 @@ QString Release::version() const
 QDateTime Release::timestamp() const
 {
     const guint64 timestamp = as_release_get_timestamp(d->m_release);
-    return timestamp > 0 ? QDateTime::fromTime_t(timestamp) : QDateTime();
+    return timestamp > 0 ? QDateTime::fromSecsSinceEpoch(timestamp) : QDateTime();
 }
 
 QDateTime Release::timestampEol() const
 {
     const guint64 timestamp = as_release_get_timestamp_eol(d->m_release);
-    return timestamp > 0 ? QDateTime::fromTime_t(timestamp) : QDateTime();
+    return timestamp > 0 ? QDateTime::fromSecsSinceEpoch(timestamp) : QDateTime();
 }
 
 QString Release::description() const