diff --git a/epc/nodes/enb/states.py b/epc/nodes/enb/states.py
index c0383df..5a5f60f 100644
--- a/epc/nodes/enb/states.py
+++ b/epc/nodes/enb/states.py
@@ -103,7 +103,7 @@ def __onNewRrcConnectionEstablishment__(self, address, cRnti, args):
         ue = self.Ue(address, cRnti, enbUeS1apId, rrcEstablishmentCause)
         self.uePool.addUe(ue)
         nasPdu = args["dedicatedNasInfo"]
-        gummei = self.config.getValue["mme.servedGummeis"][0]
+        gummei = self.config.getValue("mme.properties.servedGummeis")[0]
         self.ioService.sendMessage(self.mmeAddress, *initialUeMessage(
             enbUeS1apId, nasPdu, None, None, rrcEstablishmentCause, None, None, gummei, None))