diff --git a/PRIVATE/README.md b/PRIVATE/README.md
index 472e96f..91fb689 100644
--- a/PRIVATE/README.md
+++ b/PRIVATE/README.md
@@ -6,5 +6,5 @@ Overrides are used by default if found at execution time.
 In order to use them at compile time, one needs to run `compile.py --audience private`
 
 1. You can create a file called _private_secret_keys.py to override default secret_keys.py file from npbackup
-2. You may obfuscate the AES key at runtime by creating a file called `_private_obfuscation.py` that must contain
+2. You may obfuscate the AES key at runtime by creating a file called `_obfuscation.py` that must contain
 a function `obfuscation(bytes) -> bytes` like `aes_key_derivate = obfuscation(aes_key)` where aes_key_derivate must be 32 bytes.