diff --git a/toonz/sources/toonz/graphwidget.cpp b/toonz/sources/toonz/graphwidget.cpp
index 8d7df000..dfaa1a10 100644
--- a/toonz/sources/toonz/graphwidget.cpp
+++ b/toonz/sources/toonz/graphwidget.cpp
@@ -828,7 +828,11 @@ void GraphWidget::mouseReleaseEvent(QMouseEvent* e) {
 void GraphWidget::keyPressEvent(QKeyEvent* e) {
   if (m_currentControlPointIndex == -1) return;
 
+#ifdef MACOSX
+  if (e->key() == Qt::Key_Backspace) {
+#else
   if (e->key() == Qt::Key_Delete) {
+#endif
     removeCurrentControlPoint();
     return;
   }
diff --git a/toonz/sources/toonz/mainwindow.cpp b/toonz/sources/toonz/mainwindow.cpp
index e781c75c..12922216 100644
--- a/toonz/sources/toonz/mainwindow.cpp
+++ b/toonz/sources/toonz/mainwindow.cpp
@@ -1833,7 +1833,12 @@ void MainWindow::defineActions() {
                        "paste_duplicate");
   createMenuEditAction(MI_PasteInto, QT_TR_NOOP("&Paste Into"), "",
                        "paste_into");
-  createMenuEditAction(MI_Clear, QT_TR_NOOP("&Delete"), "Del", "delete");
+#ifdef MACOSX
+  QString delKey = "Backspace";
+#else
+  QString delKey = "Del";
+#endif
+  createMenuEditAction(MI_Clear, QT_TR_NOOP("&Delete"), delKey, "delete");
   createMenuEditAction(MI_Insert, QT_TR_NOOP("&Insert"), "Ins", "insert");
   createMenuEditAction(MI_InsertBelow, QT_TR_NOOP("&Insert Below/Before"),
                        "Shift+Ins", "insert_above_after");
diff --git a/toonz/sources/toonzqt/hexcolornames.cpp b/toonz/sources/toonzqt/hexcolornames.cpp
index 7cbdeaee..599ab1cc 100644
--- a/toonz/sources/toonzqt/hexcolornames.cpp
+++ b/toonz/sources/toonzqt/hexcolornames.cpp
@@ -700,7 +700,11 @@ void HexColorNamesEditor::keyPressEvent(QKeyEvent *event) {
   case Qt::Key_Escape:
     deselectItem(true);
     break;
+#ifdef MACOSX
+  case Qt::Key_Backspace:
+#else
   case Qt::Key_Delete:
+#endif
     deleteCurrentItem(false);
     break;
   case Qt::Key_Insert:
diff --git a/toonz/sources/toonzqt/tonecurvefield.cpp b/toonz/sources/toonzqt/tonecurvefield.cpp
index f8b766b9..acb2f515 100644
--- a/toonz/sources/toonzqt/tonecurvefield.cpp
+++ b/toonz/sources/toonzqt/tonecurvefield.cpp
@@ -762,7 +762,11 @@ void ChennelCurveEditor::mouseReleaseEvent(QMouseEvent *e) {
 void ChennelCurveEditor::keyPressEvent(QKeyEvent *e) {
   if (m_currentControlPointIndex == -1) return;
 
+#ifdef MACOSX
+  if (e->key() == Qt::Key_Backspace) {
+#else
   if (e->key() == Qt::Key_Delete) {
+#endif
     removeCurrentControlPoint();
     return;
   }