diff --git a/GhettoCrypt/Util.h b/GhettoCrypt/Util.h
index ec69f10..128102c 100644
--- a/GhettoCrypt/Util.h
+++ b/GhettoCrypt/Util.h
@@ -199,7 +199,9 @@ namespace GhettoCipher
         return ss.str();
     }
 
-    //! Creates a key of size key-size from a password of arbitrary length.
+    //! Creates a key of size BLOCK_SIZE from a password of arbitrary length.
+    //! Using passwords larger (in bits) than BLOCK_SIZE is not generally recommended.
+    //! Note that if your password is shorter (in bits) than BLOCK_SIZE, the rest of the key will be padded with 0x0. Further round-keys will be extrapolated though.
     inline Block PasswordToKey(const std::string& in)
     {
         Block b;
diff --git a/readme.md b/readme.md
index 9e73817..ec8b0ea 100644
--- a/readme.md
+++ b/readme.md
@@ -12,7 +12,7 @@ This way this provides relatively good diffusion.
 * It's slow
 * It's probably super insecure
 * It leaves your keys sprinkled in ram✨
-* Short 128-bit keys<sup>\*</sup>🤦‍♂️
+* 512-bit keys <sup>\*</sup>
 * But the syntax is pythonlike easy🙇  
 
 It's pretty ghetto, you know?
@@ -66,7 +66,7 @@ This way you could, for example, decrypt an ecrypted file directly into memory.
 Without saying, this is more advanced and not as-easy as the methods supplied in the wrapper.
 
 ---
-* <sup>\*</sup> A key is always of size BLOCK_SIZE. The default block size is 128 (bit), but you can easily change it in [Config.h](https://github.com/Leonetienne/GhettoCrypt/blob/master/GhettoCrypt/Config.h) or wherever it'll be put in the INCLUDE/*.cpp. `BLOCK_SIZE` is also the minimal output length!
+* <sup>\*</sup> A key is always of size BLOCK_SIZE. The default block size is 512 (bit), but you can easily change it in [Config.h](https://github.com/Leonetienne/GhettoCrypt/blob/master/GhettoCrypt/Config.h) or wherever it'll be put in the INCLUDE/*.cpp. `BLOCK_SIZE` is also the minimal output length!
 
 ## LICENSE
 ```