diff --git a/CHANGELOG.md b/CHANGELOG.md
index a9d4fec..1d839c9 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -4,6 +4,9 @@ All notable changes to the Aptos Python SDK will be captured in this file. This
 
 ## Unreleased
 
+- `PrivateKey.format_private_key` can now format a AIP-80 compliant private key
+- Removed strictness warnnings for `PrivateKey.parse_hex_input`
+
 ## 0.10.0
 
 - Added support for deserialize RawTransactionWithData
diff --git a/aptos_sdk/asymmetric_crypto.py b/aptos_sdk/asymmetric_crypto.py
index 6486621..f2ee235 100644
--- a/aptos_sdk/asymmetric_crypto.py
+++ b/aptos_sdk/asymmetric_crypto.py
@@ -50,7 +50,10 @@ def format_private_key(
 
         key_value: str | None = None
         if isinstance(private_key, str):
-            key_value = private_key
+            if private_key.startswith(aip80_prefix):
+                key_value = private_key.split("-")[2]
+            else:
+                key_value = private_key
         elif isinstance(private_key, bytes):
             key_value = f"0x{private_key.hex()}"
         else:
@@ -97,10 +100,6 @@ def parse_hex_input(
                     )
                 raise ValueError("Invalid HexString input.")
         elif isinstance(value, bytes):
-            if strict is None:
-                print(
-                    "It is recommended that private keys are AIP-80 compliant (https://github.com/aptos-foundation/AIPs/blob/main/aips/aip-80.md)."
-                )
             return value
         else:
             raise TypeError("Input value must be a string or bytes.")