diff --git a/zsh/aliases.zsh b/zsh/aliases.zsh
index b2c5a0a..05f7d5f 100644
--- a/zsh/aliases.zsh
+++ b/zsh/aliases.zsh
@@ -120,3 +120,6 @@ if command_exists dragon-drag-and-drop && ! command_exists dragon; then
 fi
 
 alias gtime="command time -v"
+
+# Inspired by <https://github.com/junghans/cwdiff/blob/de56a73f37eb72edfb78ea610798a5744b8dcf10/cwdiff#L54-L61>.
+alias cwdiff='wdiff --start-delete="${fg[red]}[-" --end-delete="-]${reset_color}" --start-insert="${fg[green]}{+" --end-insert "+}${reset_color}"'