diff --git a/src/profiles/tree/profiletreemodel.cpp b/src/profiles/tree/profiletreemodel.cpp
--- a/src/profiles/tree/profiletreemodel.cpp
+++ b/src/profiles/tree/profiletreemodel.cpp
@@ -26,6 +26,7 @@
 #include <vector>
 #include <QVector>
 #include <array>
+#include <functional>
 #include <KLocalizedString>
 
 
diff --git a/src/scopes/audioscopes/spectrogram.cpp b/src/scopes/audioscopes/spectrogram.cpp
--- a/src/scopes/audioscopes/spectrogram.cpp
+++ b/src/scopes/audioscopes/spectrogram.cpp
@@ -241,7 +241,7 @@
                 x = leftDist + (m_innerScopeRect.width() - 1) * ((float)hz) / m_freqMax;
 
                 // Hide text if it would overlap with the text drawn at the mouse position
-                hideText = m_aTrackMouse->isChecked() && m_mouseWithinWidget && abs(x - (leftDist + mouseX + 20)) < (int) minDistX + 16
+                hideText = m_aTrackMouse->isChecked() && m_mouseWithinWidget && abs(x - (static_cast<int>(leftDist) + mouseX + 20)) < (int) minDistX + 16
                            && mouseX < m_innerScopeRect.width() && mouseX >= 0;
 
                 if (x <= rightBorder) {
@@ -268,7 +268,7 @@
             }
             // Draw the line at the very right (maximum frequency)
             x = leftDist + m_innerScopeRect.width() - 1;
-            hideText = m_aTrackMouse->isChecked() && m_mouseWithinWidget && abs(x - (leftDist + mouseX + 30)) < (int) minDistX
+            hideText = m_aTrackMouse->isChecked() && m_mouseWithinWidget && abs(x - (static_cast<int>(leftDist) + mouseX + 30)) < (int) minDistX
                        && mouseX < m_innerScopeRect.width() && mouseX >= 0;
             davinci.drawLine(x, topDist, x, topDist + m_innerScopeRect.height() + 6);
             if (!hideText) {