diff --git a/src/main/resources/assets/opencomputers/loot/OpenOS/lib/keyboard.lua b/src/main/resources/assets/opencomputers/loot/OpenOS/lib/keyboard.lua
index 875e6bd7a..4271ef4b9 100644
--- a/src/main/resources/assets/opencomputers/loot/OpenOS/lib/keyboard.lua
+++ b/src/main/resources/assets/opencomputers/loot/OpenOS/lib/keyboard.lua
@@ -159,7 +159,7 @@ end
 function keyboard.isKeyDown(charOrCode)
   checkArg(1, charOrCode, "string", "number")
   if type(charOrCode) == "string" then
-    return keyboard.pressedChars[charOrCode]
+    return keyboard.pressedChars[utf8 and utf8.codepoint(charOrCode) or charOrCode:byte()]
   elseif type(charOrCode) == "number" then
     return keyboard.pressedCodes[charOrCode]
   end