diff --git a/lib/internal/tty.js b/lib/internal/tty.js
index fc7bde724552d5..f8b2398005520f 100644
--- a/lib/internal/tty.js
+++ b/lib/internal/tty.js
@@ -49,6 +49,7 @@ const TERM_ENVS = {
   'dtterm': COLORS_16,
   'gnome': COLORS_16,
   'hurd': COLORS_16,
+  'iterm2': COLORS_256,
   'jfbterm': COLORS_16,
   'konsole': COLORS_16,
   'kterm': COLORS_16,