diff --git a/guzzy/commands/diff.sh b/guzzy/commands/diff.sh
new file mode 100755
index 0000000..b00341e
--- /dev/null
+++ b/guzzy/commands/diff.sh
@@ -0,0 +1,4 @@
+#!/bin/sh
+
+git status | awk '/modified/ { print $2 }' | fzf --preview \
+	'git diff --color=always {}'