diff --git a/pySim/cards.py b/pySim/cards.py
index 73b0763..c7b34eb 100644
--- a/pySim/cards.py
+++ b/pySim/cards.py
@@ -37,6 +37,10 @@
 	def reset(self):
 		self._scc.reset_card()
 
+	def erase(self):
+		print("warning: erasing is not supported for specified card type!")
+		return
+
 	def verify_adm(self, key):
 		'''
 		Authenticate with ADM key
@@ -529,8 +533,6 @@
 
 		# FIXME: EF.MSISDN
 
-	def erase(self):
-		return
 
 class SysmoSIMgr1(GrcardSim):
 	"""
@@ -575,9 +577,6 @@
 			)
 		data, sw = self._scc._tp.send_apdu_checksw("0099000033" + par)
 
-	def erase(self):
-		return
-
 
 class SysmoSIMgr2(Card):
 	"""
@@ -653,8 +652,6 @@
 		if p.get('smsp'):
 			data, sw = self._scc.update_record('6f42', 1, lpad(p['smsp'], 80))
 
-	def erase(self):
-		return
 
 class SysmoUSIMSJS1(Card):
 	"""
@@ -759,9 +756,6 @@
 			r = self._scc.select_file(['3f00', '7f10'])
 			data, sw = self._scc.update_record('6F40', 1, data, force_len=True)
 
-	def erase(self):
-		return
-
 
 class FairwavesSIM(Card):
 	"""
@@ -903,10 +897,6 @@
 			if sw != '9000':
 				print("Programming ACC failed with code %s"%sw)
 
-	def erase(self):
-		return
-
-
 class OpenCellsSim(Card):
 	"""
 	OpenCellsSim
@@ -1046,9 +1036,6 @@
 
 		return None
 
-	def erase(self):
-		return
-
 
 class SysmoISIMSJA2(Card):
 	"""
@@ -1169,9 +1156,6 @@
 
 		return
 
-	def erase(self):
-		return
-
 
 # In order for autodetection ...
 _cards_classes = [ FakeMagicSim, SuperSim, MagicSim, GrcardSim,