diff --git a/poc/keygen.py b/poc/keygen.py
index 9acc022..a7f70a5 100644
--- a/poc/keygen.py
+++ b/poc/keygen.py
@@ -16,7 +16,7 @@ def genpwd_longpasswd(oui, serialnum):
 
 	#wanpasswd = base64.b32encode(bytes(bytearray(md5_secret1[:16] + md5_secret2[:3]))).decode("ascii")[:30]
 
-	lower = upper = i = 0
+	lower = upper = 0
 
 	for i in range(8):
 		upper = (lower >> 0x18 | ((upper << 8)&0xffffffff))&0xffffffff