diff --git a/Demos/Cipher_Console_KDF/Cipher_Console_KDF.dpr b/Demos/Cipher_Console_KDF/Cipher_Console_KDF.dpr
index 409118aa..ee82bfcb 100644
--- a/Demos/Cipher_Console_KDF/Cipher_Console_KDF.dpr
+++ b/Demos/Cipher_Console_KDF/Cipher_Console_KDF.dpr
@@ -81,7 +81,7 @@ begin
       WriteLn;
 
       // Decrypt
-      Cipher.Init(CipherKey, IV, 0);
+      Cipher.Init(RawByteString(StringOf(KeyKDF)), IV, 0);
       Output := Cipher.DecodeBytes(Output);
       // clean up inside the cipher instance, which also removes the key from RAM
       Cipher.Done;