diff --git a/py/converter.py b/py/converter.py
index 65c8d16..96dc0bf 100644
--- a/py/converter.py
+++ b/py/converter.py
@@ -28,25 +28,25 @@ import json
 from ecdsa import SigningKey, VerifyingKey, SECP256k1
 from ecdsa.util import PRNG
 
-f = open('text.txt', 'r')
+f = open('temp.json', 'r')
 request = json.load(f)
 f.close()
 
 def p2h(data, keymode):
     if(keymode=="sk"):
-        sk = SigningKey.from_pem(data, curve=SECP256k1)
+        sk = SigningKey.from_pem(data.encode(), curve=SECP256k1)
         print(sk.to_string().hex())
     elif(keymode=="vk"):
-        vk = VerifyingKey.from_pem(data, curve=SECP256k1)
+        vk = VerifyingKey.from_pem(data.encode(), curve=SECP256k1)
         print(vk.to_string().hex())
 
 def h2p(data, keymode):
     if(keymode=="sk"):
-        sk = SigningKey.from_string(b16decode(data), curve=SECP256k1)
-        print(sk.to_pem())
+        sk = SigningKey.from_string(b16decode(data.encode()), curve=SECP256k1)
+        print(sk.to_pem().decode())
     elif(keymode=="vk"):
-        vk = VerifyingKey.from_string(b16decode(data), curve=SECP256k1)
-        print(vk.to_pem())
+        vk = VerifyingKey.from_string(b16decode(data.encode()), curve=SECP256k1)
+        print(vk.to_pem().decode())
 
 def seed2hkey(data, keymode):
     seed = PRNG(data.encode())