diff --git a/rpcs3/rpcs3qt/debugger_frame.cpp b/rpcs3/rpcs3qt/debugger_frame.cpp
index ba0af10b10..af7374fc23 100644
--- a/rpcs3/rpcs3qt/debugger_frame.cpp
+++ b/rpcs3/rpcs3qt/debugger_frame.cpp
@@ -1731,7 +1731,7 @@ void debugger_frame::RegsShowMemoryViewerAction()
 
 	const QTextDocumentFragment frag(cursor);
 	const QString selected = frag.toPlainText().trimmed();
-	quint64 pc = 0;
+	u64 pc = 0;
 	if (!parse_hex_qstring(selected, &pc))
 	{
 		QMessageBox::critical(this, tr("Invalid Hex"), tr("“%0” is not a valid 32-bit hex value.").arg(selected));
diff --git a/rpcs3/rpcs3qt/hex_validator.h b/rpcs3/rpcs3qt/hex_validator.h
index 6a67133549..513e5b1545 100644
--- a/rpcs3/rpcs3qt/hex_validator.h
+++ b/rpcs3/rpcs3qt/hex_validator.h
@@ -70,7 +70,7 @@ inline QString normalize_hex_qstring(const QString& input)
 	return s;
 }
 
-inline bool parse_hex_qstring(const QString& input, quint64* result, int max_bits = 32)
+inline bool parse_hex_qstring(const QString& input, u64* result, int max_bits = 32)
 {
 	QString s = input;
 	int pos = 0;
diff --git a/rpcs3/rpcs3qt/log_frame.cpp b/rpcs3/rpcs3qt/log_frame.cpp
index ea06912a7f..fd294553ff 100644
--- a/rpcs3/rpcs3qt/log_frame.cpp
+++ b/rpcs3/rpcs3qt/log_frame.cpp
@@ -257,7 +257,7 @@ void log_frame::CreateAndConnectActions()
 	{
 		const QPlainTextEdit* pte = (m_tabWidget->currentIndex() == 1 ? m_tty : m_log);
 		const QString selected = pte->textCursor().selectedText();
-		quint64 pc = 0;
+		u64 pc = 0;
 		if (!parse_hex_qstring(selected, &pc))
 		{
 			QMessageBox::critical(this, tr("Invalid Hex"), tr("“%0” is not a valid 32-bit hex value.").arg(selected));