diff --git a/README.md b/README.md
index 85a3aef..e894247 100644
--- a/README.md
+++ b/README.md
@@ -53,10 +53,10 @@ PASSPHRASE: str = "qtum123"  # u"\u03D2\u0301\u0000\U00010400\U0001F4A9"
 NETWORK: Literal["mainnet", "testnet"] = "mainnet"
 # To show detail
 DETAIL: bool = True
-# Wallet important format's
+# Wallet Important Format's
 WIFs: List[str] = [
-    private_key_to_wif(private_key=PRIVATE_KEY, wif_type="wif"),  # No compression
-    private_key_to_wif(private_key=PRIVATE_KEY, wif_type="wif-compressed")  # Compression
+    private_key_to_wif(private_key=PRIVATE_KEY, wif_type="wif", network=NETWORK),  # No compression
+    private_key_to_wif(private_key=PRIVATE_KEY, wif_type="wif-compressed", network=NETWORK)  # Compression
 ]
 
 for WIF in WIFs:
diff --git a/examples/no-ec-multiply, compression.py b/examples/no-ec-multiply, compression.py
index 34250fa..e7f09ac 100644
--- a/examples/no-ec-multiply, compression.py	
+++ b/examples/no-ec-multiply, compression.py	
@@ -9,7 +9,7 @@
 
 # Passphrase / password
 PASSPHRASE: str = "qtum123"
-# Wallet important format
+# Wallet Important Format
 WIF: str = "L44B5gGEpqEDRS9vVPz7QT35jcBG2r3CZwSwQ4fCewXAhAhqGVpP"
 # Network type
 NETWORK: Literal["mainnet", "testnet"] = "mainnet"
diff --git a/examples/no-ec-multiply, no-compression.py b/examples/no-ec-multiply, no-compression.py
index bd48f88..0ca2f7b 100644
--- a/examples/no-ec-multiply, no-compression.py	
+++ b/examples/no-ec-multiply, no-compression.py	
@@ -9,8 +9,8 @@
 
 # Passphrase / password
 PASSPHRASE: str = "qtum123"
-# Wallet important format
-WIF: str = "5KN7MzqK5wt2TP1fQCYyHBtDrXdJuXbUzm4A9rKAteGu3Qi5CVR"
+# Wallet Important Format
+WIF: str = "938jwjergAxARSWx2YSt9nSBWBz24h8gLhv7EUfgEP1wpMLg6iX"
 # Network type
 NETWORK: Literal["mainnet", "testnet"] = "testnet"
 # To show detail