diff --git a/pySim-prog.py b/pySim-prog.py
index 601f980c..85475732 100755
--- a/pySim-prog.py
+++ b/pySim-prog.py
@@ -147,6 +147,9 @@ def parse_options():
 	parser.add_option("--acc", dest="acc",
 			help="Set ACC bits (Access Control Code). not all card types are supported",
 		)
+	parser.add_option("--epdgid", dest="epdgid",
+			help="Set Home Evolved Packet Data Gateway (ePDG) Identifier. (Only FQDN format supported)",
+		)
 	parser.add_option("--read-imsi", dest="read_imsi", action="store_true",
 			help="Read the IMSI from the CARD", default=False
 		)
@@ -442,6 +445,7 @@ def gen_parameters(opts):
 		'acc'	: acc,
 		'pin_adm' : pin_adm,
 		'msisdn' : opts.msisdn,
+		'epdgid' : opts.epdgid,
 	}
 
 
diff --git a/pySim/cards.py b/pySim/cards.py
index eeeae822..8835cc97 100644
--- a/pySim/cards.py
+++ b/pySim/cards.py
@@ -1160,6 +1160,15 @@ class SysmoISIMSJA2(UsimCard):
 					sw = self.update_ehplmn(p['mcc'], p['mnc'])
 					if sw != '9000':
 						print("Programming EHPLMN failed with code %s"%sw)
+
+			# update EF.ePDGId in ADF.USIM
+			if self.file_exists(EF_USIM_ADF_map['ePDGId']):
+				if p.get('epdgid'):
+					sw = self._scc.update_binary(
+						EF_USIM_ADF_map['ePDGId'], enc_epdgid(p['epdgid']))
+					if sw != '9000':
+						print("Programming ePDGId failed with code %s"%sw)
+
 		return