diff --git a/CHANGELOG.md b/CHANGELOG.md
index d62c34ea..3ea4f9d8 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -39,6 +39,7 @@
 - Removed `serde` implementations from `ControlFlow`.
 
 - On Windows, fix `CursorMoved(0, 0)` getting dispatched on window focus.
+- On macOS, fix command key event left and right reverse.
 - On FreeBSD, NetBSD, and OpenBSD, fix build of X11 backend.
 
 # Version 0.19.0 (2019-03-06)
diff --git a/src/platform_impl/macos/event_loop.rs b/src/platform_impl/macos/event_loop.rs
index f7a1642e..8442da6d 100644
--- a/src/platform_impl/macos/event_loop.rs
+++ b/src/platform_impl/macos/event_loop.rs
@@ -660,8 +660,8 @@ pub fn scancode_to_keycode(code: c_ushort) -> Option<events::VirtualKeyCode> {
         0x33 => events::VirtualKeyCode::Back,
         //0x34 => unkown,
         0x35 => events::VirtualKeyCode::Escape,
-        0x36 => events::VirtualKeyCode::LWin,
-        0x37 => events::VirtualKeyCode::RWin,
+        0x36 => events::VirtualKeyCode::RWin,
+        0x37 => events::VirtualKeyCode::LWin,
         0x38 => events::VirtualKeyCode::LShift,
         //0x39 => Caps lock,
         0x3a => events::VirtualKeyCode::LAlt,