diff --git a/packages/app-desktop/gui/MenuBar.tsx b/packages/app-desktop/gui/MenuBar.tsx
index 6340891dc..7d7b3b74e 100644
--- a/packages/app-desktop/gui/MenuBar.tsx
+++ b/packages/app-desktop/gui/MenuBar.tsx
@@ -596,6 +596,7 @@ function useMenu(props: Props) {
 						menuItemDic.attachFile,
 						separator(),
 						menuItemDic['editor.deleteLine'],
+						menuItemDic['editor.duplicateLine'],
 						menuItemDic['editor.toggleComment'],
 						menuItemDic['editor.sortSelectedLines'],
 						menuItemDic['editor.indentLess'],
diff --git a/packages/app-desktop/gui/NoteEditor/commands/editorCommandDeclarations.ts b/packages/app-desktop/gui/NoteEditor/commands/editorCommandDeclarations.ts
index ce72406ed..a08f95c45 100644
--- a/packages/app-desktop/gui/NoteEditor/commands/editorCommandDeclarations.ts
+++ b/packages/app-desktop/gui/NoteEditor/commands/editorCommandDeclarations.ts
@@ -87,6 +87,10 @@ const declarations: CommandDeclaration[] = [
 		name: 'editor.deleteLine',
 		label: () => _('Delete line'),
 	},
+	{
+		name: 'editor.duplicateLine',
+		label: () => _('Duplicate line'),
+	},
 	{
 		name: 'editor.undo',
 		label: () => _('Undo'),
diff --git a/packages/app-desktop/gui/menuCommandNames.ts b/packages/app-desktop/gui/menuCommandNames.ts
index 68a57b74c..c91d396df 100644
--- a/packages/app-desktop/gui/menuCommandNames.ts
+++ b/packages/app-desktop/gui/menuCommandNames.ts
@@ -35,6 +35,7 @@ export default function() {
 		'toggleSideBar',
 		'toggleVisiblePanes',
 		'editor.deleteLine',
+		'editor.duplicateLine',
 		'editor.undo',
 		'editor.redo',
 		'editor.indentLess',
diff --git a/packages/lib/services/KeymapService.ts b/packages/lib/services/KeymapService.ts
index 3ecb38698..fa2bbc150 100644
--- a/packages/lib/services/KeymapService.ts
+++ b/packages/lib/services/KeymapService.ts
@@ -46,6 +46,7 @@ const defaultKeymapItems = {
 		{ accelerator: 'Shift+Cmd+P', command: 'commandPalette' },
 		{ accelerator: 'F1', command: 'help' },
 		{ accelerator: 'Cmd+D', command: 'editor.deleteLine' },
+		{ accelerator: 'Shift+Cmd+D', command: 'editor.duplicateLine' },
 		{ accelerator: 'Cmd+Z', command: 'editor.undo' },
 		{ accelerator: 'Cmd+Y', command: 'editor.redo' },
 		{ accelerator: 'Cmd+[', command: 'editor.indentLess' },
@@ -87,6 +88,7 @@ const defaultKeymapItems = {
 		{ accelerator: 'Ctrl+Shift+P', command: 'commandPalette' },
 		{ accelerator: 'F1', command: 'help' },
 		{ accelerator: 'Ctrl+D', command: 'editor.deleteLine' },
+		{ accelerator: 'Shift+Ctrl+D', command: 'editor.duplicateLine' },
 		{ accelerator: 'Ctrl+Z', command: 'editor.undo' },
 		{ accelerator: 'Ctrl+Y', command: 'editor.redo' },
 		{ accelerator: 'Ctrl+[', command: 'editor.indentLess' },