diff --git a/pynfe/processamento/serializacao.py b/pynfe/processamento/serializacao.py
index dd49c5a9..38c5e706 100644
--- a/pynfe/processamento/serializacao.py
+++ b/pynfe/processamento/serializacao.py
@@ -660,6 +660,11 @@ def gerar_qrcode(self, token, csc, xml, return_qr=False):
 
         if uf.upper() == 'PR':
             qrcode = NFCE[uf.upper()]['QR'] + url
+        elif uf.upper() == 'SP':
+            if tpamb == '1':
+                qrcode = NFCE[uf.upper()]['HTTPS'] + 'www.' + NFCE[uf.upper()]['QR'] + url
+            else:
+                qrcode = NFCE[uf.upper()]['HTTPS'] + 'www.homologacao.' + NFCE[uf.upper()]['QR'] + url
         else:
             if tpamb == '1':
                 qrcode = NFCE[uf.upper()]['HTTPS'] + NFCE[uf.upper()]['QR'] + url