diff --git a/libxavna/xavna_mock_ui/xavna_mock_ui.H b/libxavna/xavna_mock_ui/xavna_mock_ui.H
index 333f9ed..f81a97e 100644
--- a/libxavna/xavna_mock_ui/xavna_mock_ui.H
+++ b/libxavna/xavna_mock_ui/xavna_mock_ui.H
@@ -2,6 +2,8 @@
 #define XAVNA_MOCK_UI_H
 
 #include <functional>
+#include <string>
+
 using namespace std;
 typedef function<void(string dut_name, double cableLen1, double cableLen2)> xavna_ui_changed_cb;
 
diff --git a/vna_qt/polarview.C b/vna_qt/polarview.C
index 8bde6e3..fc770e8 100644
--- a/vna_qt/polarview.C
+++ b/vna_qt/polarview.C
@@ -3,6 +3,8 @@
 #include <cmath>
 #include <QPaintEvent>
 #include <QPainter>
+#include <QPainterPath>
+
 PolarView::PolarView(QWidget *parent) : QWidget(parent)
 {