diff --git a/src/app/Knob.cpp b/src/app/Knob.cpp
index 7410ff8d..2779a139 100644
--- a/src/app/Knob.cpp
+++ b/src/app/Knob.cpp
@@ -15,8 +15,12 @@ void Knob::onDragStart() {
 }
 
 void Knob::onDragMove(Vec mouseRel) {
-	// Drag slower if Ctrl is held
+	// Drag slower if Ctrl is held (Command on Mac)
+#ifdef ARCH_MAC
+	if (guiIsKeyPressed(GLFW_KEY_LEFT_SUPER) || guiIsKeyPressed(GLFW_KEY_RIGHT_SUPER))
+#else
 	if (guiIsKeyPressed(GLFW_KEY_LEFT_CONTROL) || guiIsKeyPressed(GLFW_KEY_RIGHT_CONTROL))
+#endif
 		mouseRel = mouseRel.mult(0.1);
 	setValue(value - KNOB_SENSITIVITY * (maxValue - minValue) * mouseRel.y);
 }
diff --git a/src/gui.cpp b/src/gui.cpp
index bbcd03b6..e7d9e3b0 100644
--- a/src/gui.cpp
+++ b/src/gui.cpp
@@ -35,6 +35,14 @@ void windowSizeCallback(GLFWwindow* window, int width, int height) {
 }
 
 void mouseButtonCallback(GLFWwindow *window, int button, int action, int mods) {
+#ifdef ARCH_MAC
+	// Ctrl-left click --> right click
+	if (button == GLFW_MOUSE_BUTTON_LEFT) {
+		if (guiIsKeyPressed(GLFW_KEY_LEFT_CONTROL) || guiIsKeyPressed(GLFW_KEY_RIGHT_CONTROL))
+			button = GLFW_MOUSE_BUTTON_RIGHT;
+	}
+#endif
+
 	if (action == GLFW_PRESS) {
 		// onMouseDown
 		Widget *w = gScene->onMouseDown(gMousePos, button);