diff --git a/distrho/src/DistrhoUI.cpp b/distrho/src/DistrhoUI.cpp
index f5ef489d..83d18044 100644
--- a/distrho/src/DistrhoUI.cpp
+++ b/distrho/src/DistrhoUI.cpp
@@ -161,6 +161,10 @@ void UI::uiReshape(uint width, uint height)
     glViewport(0, 0, static_cast<GLsizei>(width), static_cast<GLsizei>(height));
     glMatrixMode(GL_MODELVIEW);
     glLoadIdentity();
+#else
+    // unused
+    (void)width;
+    (void)height;
 #endif
 }
 
diff --git a/examples/CairoUI/DemoWidgetClickable.cc b/examples/CairoUI/DemoWidgetClickable.cc
index d37dff71..4af38f95 100644
--- a/examples/CairoUI/DemoWidgetClickable.cc
+++ b/examples/CairoUI/DemoWidgetClickable.cc
@@ -64,17 +64,12 @@ void DemoWidgetClickable::onDisplay()
 bool DemoWidgetClickable::onMouse(const MouseEvent &event)
 {
     if (event.press) {
-        Point<int> pos = getAbsolutePos();
-        Size<uint> size = getSize();
-
+        int w = getWidth();
+        int h = getHeight();
         int mx = event.pos.getX();
         int my = event.pos.getY();
-        int px = pos.getX();
-        int py = pos.getY();
-
-        bool inside = mx >= 0 && my >= 0 &&
-            mx < size.getWidth() && my < size.getHeight();
 
+        bool inside = mx >= 0 && my >= 0 && mx < w && my < h;
         if (inside) {
             colorid_ = (colorid_ + 1) % 3;
             repaint();
diff --git a/examples/CairoUI/PluginUI.cc b/examples/CairoUI/PluginUI.cc
index a4985e8d..8b666f3e 100644
--- a/examples/CairoUI/PluginUI.cc
+++ b/examples/CairoUI/PluginUI.cc
@@ -46,7 +46,7 @@ void ExampleUI::onDisplay()
     cairo_paint(cr);
 }
 
-void ExampleUI::parameterChanged(uint32_t index, float value)
+void ExampleUI::parameterChanged(uint32_t, float)
 {
 }