diff --git a/README.md b/README.md
index 8c3e61f..fd9d79f 100644
--- a/README.md
+++ b/README.md
@@ -7,6 +7,7 @@
 - Button [ N ] : Open Note
 - Button [ C ] : Open Craft
 - Button [ E ] : Use Item, Open Door
+- Button [ F ] : Turn On/Off Flash light
 - Mouse Right : Aim
 - Mouse Left : Shoot / Use Item
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