diff --git a/README.md b/README.md
index 7a07f834b..2ac97a828 100644
--- a/README.md
+++ b/README.md
@@ -26,6 +26,7 @@
 
 [delta]
     navigate = true  # use n and N to move between diff sections
+    light = false    # set to true if you're in a terminal w/ a light background color (e.g. the default macOS terminal)
 
 [merge]
     conflictstyle = diff3